45806947 has 2 divisors, whose sum is σ = 45806948. Its totient is φ = 45806946.

The previous prime is 45806941. The next prime is 45806977. The reversal of 45806947 is 74960854.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45806947 - 2⁷ = 45806819 is a prime.

It is not a weakly prime, because it can be changed into another prime (45806941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22903473 + 22903474.

It is an arithmetic number, because the mean of its divisors is an integer number (22903474).

Almost surely, 2^45806947 is an apocalyptic number.

45806947 is a deficient number, since it is larger than the sum of its proper divisors (1).

45806947 is an equidigital number, since it uses as much as digits as its factorization.

45806947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 45806947 is about 6768.0829634395. The cubic root of 45806947 is about 357.8028392235.

The spelling of 45806947 in words is "forty-five million, eight hundred six thousand, nine hundred forty-seven".