45717851 has 4 divisors (see below), whose sum is σ = 45734304. Its totient is φ = 45701400.

The previous prime is 45717827. The next prime is 45717869. The reversal of 45717851 is 15871754.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45717851 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 2915 + ... + 9996.

It is an arithmetic number, because the mean of its divisors is an integer number (11433576).

Almost surely, 2^45717851 is an apocalyptic number.

45717851 is a deficient number, since it is larger than the sum of its proper divisors (16453).

45717851 is a wasteful number, since it uses less digits than its factorization.

45717851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16452.

The product of its digits is 39200, while the sum is 38.

The square root of 45717851 is about 6761.4976891218. The cubic root of 45717851 is about 357.5707092764.

The spelling of 45717851 in words is "forty-five million, seven hundred seventeen thousand, eight hundred fifty-one".