453665013 has 4 divisors (see below), whose sum is σ = 604886688. Its totient is φ = 302443340.

The previous prime is 453664999. The next prime is 453665021. The reversal of 453665013 is 310566354.

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 453665013 - 2²¹ = 451567861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453665063) 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, 75610833 + ... + 75610838.

It is an arithmetic number, because the mean of its divisors is an integer number (151221672).

Almost surely, 2^453665013 is an apocalyptic number.

It is an amenable number.

453665013 is a deficient number, since it is larger than the sum of its proper divisors (151221675).

453665013 is a wasteful number, since it uses less digits than its factorization.

453665013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151221674.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 453665013 is about 21299.4134426279. The cubic root of 453665013 is about 768.3842054811.

The spelling of 453665013 in words is "four hundred fifty-three million, six hundred sixty-five thousand, thirteen".