45256453 has 4 divisors (see below), whose sum is σ = 49370688. Its totient is φ = 41142220.

The previous prime is 45256447. The next prime is 45256457. The reversal of 45256453 is 35465254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45256453 - 2²⁵ = 11702021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45256457) 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, 2057101 + ... + 2057122.

It is an arithmetic number, because the mean of its divisors is an integer number (12342672).

Almost surely, 2^45256453 is an apocalyptic number.

It is an amenable number.

45256453 is a deficient number, since it is larger than the sum of its proper divisors (4114235).

45256453 is a wasteful number, since it uses less digits than its factorization.

45256453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114234.

The product of its digits is 72000, while the sum is 34.

The square root of 45256453 is about 6727.2916541503. The cubic root of 45256453 is about 356.3637368248.

The spelling of 45256453 in words is "forty-five million, two hundred fifty-six thousand, four hundred fifty-three".