45747173 has 2 divisors, whose sum is σ = 45747174. Its totient is φ = 45747172.

The previous prime is 45747139. The next prime is 45747199. The reversal of 45747173 is 37174754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29084449 + 16662724 = 5393^2 + 4082^2 .

It is a cyclic number.

It is not a de Polignac number, because 45747173 - 2¹² = 45743077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45747113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22873586 + 22873587.

It is an arithmetic number, because the mean of its divisors is an integer number (22873587).

Almost surely, 2^45747173 is an apocalyptic number.

It is an amenable number.

45747173 is a deficient number, since it is larger than the sum of its proper divisors (1).

45747173 is an equidigital number, since it uses as much as digits as its factorization.

45747173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82320, while the sum is 38.

The square root of 45747173 is about 6763.6656481526. The cubic root of 45747173 is about 357.6471378295.

It can be divided in two parts, 45747 and 173, that multiplied together give a triangular number (7914231 = T₃₉₇₈).

The spelling of 45747173 in words is "forty-five million, seven hundred forty-seven thousand, one hundred seventy-three".