770046131 has 2 divisors, whose sum is σ = 770046132. Its totient is φ = 770046130.

The previous prime is 770046097. The next prime is 770046139. The reversal of 770046131 is 131640077.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-770046131 is a prime.

It is a super-2 number, since 2×770046131² = 1185942087736138322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 770046094 and 770046103.

It is not a weakly prime, because it can be changed into another prime (770046139) 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, 385023065 + 385023066.

It is an arithmetic number, because the mean of its divisors is an integer number (385023066).

Almost surely, 2^770046131 is an apocalyptic number.

770046131 is a deficient number, since it is larger than the sum of its proper divisors (1).

770046131 is an equidigital number, since it uses as much as digits as its factorization.

770046131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 770046131 is about 27749.7050614957. The cubic root of 770046131 is about 916.5839490025.

The spelling of 770046131 in words is "seven hundred seventy million, forty-six thousand, one hundred thirty-one".