1455200445 has 16 divisors (see below), whose sum is σ = 2366491392. Its totient is φ = 763383360.

The previous prime is 1455200431. The next prime is 1455200447. The reversal of 1455200445 is 5440025541.

It is not a de Polignac number, because 1455200445 - 2⁴ = 1455200429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1455200447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 794277 + ... + 796106.

It is an arithmetic number, because the mean of its divisors is an integer number (147905712).

Almost surely, 2^1455200445 is an apocalyptic number.

1455200445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1455200445 is a deficient number, since it is larger than the sum of its proper divisors (911290947).

1455200445 is a wasteful number, since it uses less digits than its factorization.

1455200445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590452.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 1455200445 is about 38147.0896006497. The cubic root of 1455200445 is about 1133.2027148101.

Adding to 1455200445 its reverse (5440025541), we get a palindrome (6895225986).

The spelling of 1455200445 in words is "one billion, four hundred fifty-five million, two hundred thousand, four hundred forty-five".