750665131 has 2 divisors, whose sum is σ = 750665132. Its totient is φ = 750665130.

The previous prime is 750665117. The next prime is 750665137. The reversal of 750665131 is 131566057.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 750665131 - 2¹³ = 750656939 is a prime.

It is a super-2 number, since 2×750665131² = 1126996277798494322, which contains 22 as substring.

It is equal to p_38735611 and since 750665131 and 38735611 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (750665137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 375332565 + 375332566.

It is an arithmetic number, because the mean of its divisors is an integer number (375332566).

Almost surely, 2^750665131 is an apocalyptic number.

750665131 is a deficient number, since it is larger than the sum of its proper divisors (1).

750665131 is an equidigital number, since it uses as much as digits as its factorization.

750665131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 750665131 is about 27398.2687591753. The cubic root of 750665131 is about 908.8287999999.

The spelling of 750665131 in words is "seven hundred fifty million, six hundred sixty-five thousand, one hundred thirty-one".