375431761 has 2 divisors, whose sum is σ = 375431762. Its totient is φ = 375431760.

The previous prime is 375431729. The next prime is 375431801. The reversal of 375431761 is 167134573.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 352688400 + 22743361 = 18780^2 + 4769^2 .

It is a cyclic number.

It is not a de Polignac number, because 375431761 - 2⁵ = 375431729 is a prime.

It is a super-2 number, since 2×375431761² = 281898014335122242, which contains 22 as substring.

It is equal to p_20093689 and since 375431761 and 20093689 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 375431761.

It is not a weakly prime, because it can be changed into another prime (375441761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187715880 + 187715881.

It is an arithmetic number, because the mean of its divisors is an integer number (187715881).

Almost surely, 2^375431761 is an apocalyptic number.

It is an amenable number.

375431761 is a deficient number, since it is larger than the sum of its proper divisors (1).

375431761 is an equidigital number, since it uses as much as digits as its factorization.

375431761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 37.

The square root of 375431761 is about 19376.0615451128. The cubic root of 375431761 is about 721.4014377236.

It can be divided in two parts, 37543 and 1761, that added together give a cube (39304 = 34³).

The spelling of 375431761 in words is "three hundred seventy-five million, four hundred thirty-one thousand, seven hundred sixty-one".