373566121 has 2 divisors, whose sum is σ = 373566122. Its totient is φ = 373566120.

The previous prime is 373566107. The next prime is 373566173. The reversal of 373566121 is 121665373.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 347300496 + 26265625 = 18636^2 + 5125^2 .

It is a cyclic number.

It is not a de Polignac number, because 373566121 - 2¹⁹ = 373041833 is a prime.

It is not a weakly prime, because it can be changed into another prime (373566181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186783060 + 186783061.

It is an arithmetic number, because the mean of its divisors is an integer number (186783061).

Almost surely, 2^373566121 is an apocalyptic number.

It is an amenable number.

373566121 is a deficient number, since it is larger than the sum of its proper divisors (1).

373566121 is an equidigital number, since it uses as much as digits as its factorization.

373566121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 34.

The square root of 373566121 is about 19327.8586760148. The cubic root of 373566121 is about 720.2044950258.

The spelling of 373566121 in words is "three hundred seventy-three million, five hundred sixty-six thousand, one hundred twenty-one".