1456412445 has 18 divisors (see below), whose sum is σ = 2524892058. Its totient is φ = 776616768.

The previous prime is 1456412429. The next prime is 1456412449. The reversal of 1456412445 is 5442146541.

1456412445 is a `hidden beast` number, since 1 + 4 + 5 + 641 + 2 + 4 + 4 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 886014756 + 570397689 = 29766^2 + 23883^2 .

It is not a de Polignac number, because 1456412445 - 2⁴ = 1456412429 is a prime.

It is a super-2 number, since 2×1456412445² = 4242274419901756050, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1456412449) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 253161 + ... + 258849.

It is an arithmetic number, because the mean of its divisors is an integer number (140271781).

Almost surely, 2^1456412445 is an apocalyptic number.

1456412445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1456412445 is a deficient number, since it is larger than the sum of its proper divisors (1068479613).

1456412445 is an frugal number, since it uses more digits than its factorization.

1456412445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11389 (or 5697 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 1456412445 is about 38162.9721719889. The cubic root of 1456412445 is about 1133.5172328935.

Adding to 1456412445 its reverse (5442146541), we get a palindrome (6898558986).

The spelling of 1456412445 in words is "one billion, four hundred fifty-six million, four hundred twelve thousand, four hundred forty-five".