1456413551 has 4 divisors (see below), whose sum is σ = 1456920912. Its totient is φ = 1455906192.

The previous prime is 1456413547. The next prime is 1456413559. The reversal of 1456413551 is 1553146541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1456413551 - 2² = 1456413547 is a prime.

It is a super-2 number, since 2×1456413551² = 4242280863072859202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1456413559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249350 + ... + 255123.

It is an arithmetic number, because the mean of its divisors is an integer number (364230228).

Almost surely, 2^1456413551 is an apocalyptic number.

1456413551 is a deficient number, since it is larger than the sum of its proper divisors (507361).

1456413551 is an equidigital number, since it uses as much as digits as its factorization.

1456413551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507360.

The product of its digits is 36000, while the sum is 35.

The square root of 1456413551 is about 38162.9866624718. The cubic root of 1456413551 is about 1133.5175198246.

The spelling of 1456413551 in words is "one billion, four hundred fifty-six million, four hundred thirteen thousand, five hundred fifty-one".