455740537 has 4 divisors (see below), whose sum is σ = 520846336. Its totient is φ = 390634740.

The previous prime is 455740463. The next prime is 455740541. The reversal of 455740537 is 735047554.

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 a de Polignac number, because none of the positive numbers 2^k-455740537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 455740537.

It is not an unprimeable number, because it can be changed into a prime (455740547) 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, 32552889 + ... + 32552902.

It is an arithmetic number, because the mean of its divisors is an integer number (130211584).

Almost surely, 2^455740537 is an apocalyptic number.

It is an amenable number.

455740537 is a deficient number, since it is larger than the sum of its proper divisors (65105799).

455740537 is an equidigital number, since it uses as much as digits as its factorization.

455740537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65105798.

The product of its (nonzero) digits is 294000, while the sum is 40.

The square root of 455740537 is about 21348.0804055072. The cubic root of 455740537 is about 769.5542126445.

The spelling of 455740537 in words is "four hundred fifty-five million, seven hundred forty thousand, five hundred thirty-seven".