375724071161 has 2 divisors, whose sum is σ = 375724071162. Its totient is φ = 375724071160.

The previous prime is 375724071139. The next prime is 375724071169. The reversal of 375724071161 is 161170427573.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202730465536 + 172993605625 = 450256^2 + 415925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-375724071161 is a prime.

It is not a weakly prime, because it can be changed into another prime (375724071169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187862035580 + 187862035581.

It is an arithmetic number, because the mean of its divisors is an integer number (187862035581).

Almost surely, 2^375724071161 is an apocalyptic number.

It is an amenable number.

375724071161 is a deficient number, since it is larger than the sum of its proper divisors (1).

375724071161 is an equidigital number, since it uses as much as digits as its factorization.

375724071161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246960, while the sum is 44.

The spelling of 375724071161 in words is "three hundred seventy-five billion, seven hundred twenty-four million, seventy-one thousand, one hundred sixty-one".