674436131 has 2 divisors, whose sum is σ = 674436132. Its totient is φ = 674436130.

The previous prime is 674436043. The next prime is 674436143. The reversal of 674436131 is 131634476.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 674436131 - 2¹⁴ = 674419747 is a prime.

It is a super-2 number, since 2×674436131² = 909728189596498322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 674436091 and 674436100.

It is not a weakly prime, because it can be changed into another prime (674436181) 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, 337218065 + 337218066.

It is an arithmetic number, because the mean of its divisors is an integer number (337218066).

Almost surely, 2^674436131 is an apocalyptic number.

674436131 is a deficient number, since it is larger than the sum of its proper divisors (1).

674436131 is an equidigital number, since it uses as much as digits as its factorization.

674436131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 35.

The square root of 674436131 is about 25969.9081823560. The cubic root of 674436131 is about 876.9609922378.

It can be divided in two parts, 6744 and 36131, that added together give a cube (42875 = 35³).

The spelling of 674436131 in words is "six hundred seventy-four million, four hundred thirty-six thousand, one hundred thirty-one".