45717157 has 8 divisors (see below), whose sum is σ = 47312640. Its totient is φ = 44129280.

The previous prime is 45717151. The next prime is 45717179. The reversal of 45717157 is 75171754.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45717157 - 2¹⁹ = 45192869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45717151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12069 + ... + 15397.

It is an arithmetic number, because the mean of its divisors is an integer number (5914080).

Almost surely, 2^45717157 is an apocalyptic number.

It is an amenable number.

45717157 is a deficient number, since it is larger than the sum of its proper divisors (1595483).

45717157 is a wasteful number, since it uses less digits than its factorization.

45717157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3803.

The product of its digits is 34300, while the sum is 37.

The square root of 45717157 is about 6761.4463689362. The cubic root of 45717157 is about 357.5688999515.

The spelling of 45717157 in words is "forty-five million, seven hundred seventeen thousand, one hundred fifty-seven".