45401313 has 4 divisors (see below), whose sum is σ = 60535088. Its totient is φ = 30267540.

The previous prime is 45401281. The next prime is 45401341. The reversal of 45401313 is 31310454.

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 not a de Polignac number, because 45401313 - 2⁵ = 45401281 is a prime.

It is a super-2 number, since 2×45401313² = 4122558444247938, which contains 22 as substring.

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 45401313.

It is not an unprimeable number, because it can be changed into a prime (45401353) 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, 7566883 + ... + 7566888.

It is an arithmetic number, because the mean of its divisors is an integer number (15133772).

Almost surely, 2^45401313 is an apocalyptic number.

It is an amenable number.

45401313 is a deficient number, since it is larger than the sum of its proper divisors (15133775).

45401313 is a wasteful number, since it uses less digits than its factorization.

45401313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15133774.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 45401313 is about 6738.0496436283. The cubic root of 45401313 is about 356.7435564667.

Adding to 45401313 its reverse (31310454), we get a palindrome (76711767).

The spelling of 45401313 in words is "forty-five million, four hundred one thousand, three hundred thirteen".