45912499 has 2 divisors, whose sum is σ = 45912500. Its totient is φ = 45912498.

The previous prime is 45912431. The next prime is 45912511. The reversal of 45912499 is 99421954.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45912499 - 2¹⁵ = 45879731 is a prime.

It is not a weakly prime, because it can be changed into another prime (45912409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22956249 + 22956250.

It is an arithmetic number, because the mean of its divisors is an integer number (22956250).

Almost surely, 2^45912499 is an apocalyptic number.

45912499 is a deficient number, since it is larger than the sum of its proper divisors (1).

45912499 is an equidigital number, since it uses as much as digits as its factorization.

45912499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 43.

The square root of 45912499 is about 6775.8762532974. The cubic root of 45912499 is about 358.0774542941.

The spelling of 45912499 in words is "forty-five million, nine hundred twelve thousand, four hundred ninety-nine".