45918907 has 2 divisors, whose sum is σ = 45918908. Its totient is φ = 45918906.

The previous prime is 45918881. The next prime is 45918931. The reversal of 45918907 is 70981954.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45918907 is a prime.

It is not a weakly prime, because it can be changed into another prime (45918937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22959453 + 22959454.

It is an arithmetic number, because the mean of its divisors is an integer number (22959454).

Almost surely, 2^45918907 is an apocalyptic number.

45918907 is a deficient number, since it is larger than the sum of its proper divisors (1).

45918907 is an equidigital number, since it uses as much as digits as its factorization.

45918907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 45918907 is about 6776.3490907715. The cubic root of 45918907 is about 358.0941124564.

The spelling of 45918907 in words is "forty-five million, nine hundred eighteen thousand, nine hundred seven".