45159917 has 8 divisors (see below), whose sum is σ = 49941120. Its totient is φ = 40491360.

The previous prime is 45159911. The next prime is 45159923. The reversal of 45159917 is 71995154.

It is an interprime number because it is at equal distance from previous prime (45159911) and next prime (45159923).

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 45159917 - 2²⁰ = 44111341 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 (45159911) 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, 27317 + ... + 28922.

It is an arithmetic number, because the mean of its divisors is an integer number (6242640).

Almost surely, 2^45159917 is an apocalyptic number.

It is an amenable number.

45159917 is a deficient number, since it is larger than the sum of its proper divisors (4781203).

45159917 is a wasteful number, since it uses less digits than its factorization.

45159917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56323.

The product of its digits is 56700, while the sum is 41.

The square root of 45159917 is about 6720.1128710759. The cubic root of 45159917 is about 356.1101713682.

The spelling of 45159917 in words is "forty-five million, one hundred fifty-nine thousand, nine hundred seventeen".