3640514173 has 2 divisors, whose sum is σ = 3640514174. Its totient is φ = 3640514172.

The previous prime is 3640514167. The next prime is 3640514237. The reversal of 3640514173 is 3714150463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3552398404 + 88115769 = 59602^2 + 9387^2 .

It is a cyclic number.

It is not a de Polignac number, because 3640514173 - 2¹⁷ = 3640383101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3640514123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1820257086 + 1820257087.

It is an arithmetic number, because the mean of its divisors is an integer number (1820257087).

Almost surely, 2^3640514173 is an apocalyptic number.

It is an amenable number.

3640514173 is a deficient number, since it is larger than the sum of its proper divisors (1).

3640514173 is an equidigital number, since it uses as much as digits as its factorization.

3640514173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 3640514173 is about 60336.6735327694. The cubic root of 3640514173 is about 1538.3467631094.

The spelling of 3640514173 in words is "three billion, six hundred forty million, five hundred fourteen thousand, one hundred seventy-three".