706764131 has 2 divisors, whose sum is σ = 706764132. Its totient is φ = 706764130.

The previous prime is 706764101. The next prime is 706764187. The reversal of 706764131 is 131467607.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 706764131 - 2¹⁴ = 706747747 is a prime.

It is a super-2 number, since 2×706764131² = 999031073736370322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 706764091 and 706764100.

It is not a weakly prime, because it can be changed into another prime (706764101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353382065 + 353382066.

It is an arithmetic number, because the mean of its divisors is an integer number (353382066).

Almost surely, 2^706764131 is an apocalyptic number.

706764131 is a deficient number, since it is larger than the sum of its proper divisors (1).

706764131 is an equidigital number, since it uses as much as digits as its factorization.

706764131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 706764131 is about 26585.0358472581. The cubic root of 706764131 is about 890.7547908288.

The spelling of 706764131 in words is "seven hundred six million, seven hundred sixty-four thousand, one hundred thirty-one".