45701901 has 20 divisors (see below), whose sum is σ = 78024672. Its totient is φ = 26115048.

The previous prime is 45701893. The next prime is 45701911. The reversal of 45701901 is 10910754.

45701901 is a `hidden beast` number, since 4 + 570 + 1 + 90 + 1 = 666.

It is not a de Polignac number, because 45701901 - 2³ = 45701893 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45701911) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 39735 + ... + 40868.

Almost surely, 2^45701901 is an apocalyptic number.

It is an amenable number.

45701901 is a deficient number, since it is larger than the sum of its proper divisors (32322771).

45701901 is an equidigital number, since it uses as much as digits as its factorization.

45701901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80622 (or 80613 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 45701901 is about 6760.3181138168. The cubic root of 45701901 is about 357.5291214643.

The spelling of 45701901 in words is "forty-five million, seven hundred one thousand, nine hundred one".