373531061 has 2 divisors, whose sum is σ = 373531062. Its totient is φ = 373531060.

The previous prime is 373531031. The next prime is 373531069. The reversal of 373531061 is 160135373.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 357928561 + 15602500 = 18919^2 + 3950^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-373531061 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373531069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186765530 + 186765531.

It is an arithmetic number, because the mean of its divisors is an integer number (186765531).

Almost surely, 2^373531061 is an apocalyptic number.

It is an amenable number.

373531061 is a deficient number, since it is larger than the sum of its proper divisors (1).

373531061 is an equidigital number, since it uses as much as digits as its factorization.

373531061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 29.

The square root of 373531061 is about 19326.9516737638. The cubic root of 373531061 is about 720.1819633969.

The spelling of 373531061 in words is "three hundred seventy-three million, five hundred thirty-one thousand, sixty-one".