45901147 has 2 divisors, whose sum is σ = 45901148. Its totient is φ = 45901146.

The previous prime is 45901129. The next prime is 45901153. The reversal of 45901147 is 74110954.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45901147 - 2¹⁵ = 45868379 is a prime.

It is not a weakly prime, because it can be changed into another prime (45901117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22950573 + 22950574.

It is an arithmetic number, because the mean of its divisors is an integer number (22950574).

Almost surely, 2^45901147 is an apocalyptic number.

45901147 is a deficient number, since it is larger than the sum of its proper divisors (1).

45901147 is an equidigital number, since it uses as much as digits as its factorization.

45901147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 45901147 is about 6775.0385238757. The cubic root of 45901147 is about 358.0479399612.

The spelling of 45901147 in words is "forty-five million, nine hundred one thousand, one hundred forty-seven".