45693913 has 2 divisors, whose sum is σ = 45693914. Its totient is φ = 45693912.

The previous prime is 45693911. The next prime is 45693983. The reversal of 45693913 is 31939654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45657049 + 36864 = 6757^2 + 192^2 .

It is a cyclic number.

It is not a de Polignac number, because 45693913 - 2¹ = 45693911 is a prime.

Together with 45693911, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45693911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22846956 + 22846957.

It is an arithmetic number, because the mean of its divisors is an integer number (22846957).

Almost surely, 2^45693913 is an apocalyptic number.

It is an amenable number.

45693913 is a deficient number, since it is larger than the sum of its proper divisors (1).

45693913 is an equidigital number, since it uses as much as digits as its factorization.

45693913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 40.

The square root of 45693913 is about 6759.7272873985. The cubic root of 45693913 is about 357.5082900257.

The spelling of 45693913 in words is "forty-five million, six hundred ninety-three thousand, nine hundred thirteen".