126962831 has 2 divisors, whose sum is σ = 126962832. Its totient is φ = 126962830.

The previous prime is 126962827. The next prime is 126962837. The reversal of 126962831 is 138269621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126962831 - 2² = 126962827 is a prime.

It is a super-2 number, since 2×126962831² = 32239120911069122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126962837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63481415 + 63481416.

It is an arithmetic number, because the mean of its divisors is an integer number (63481416).

Almost surely, 2^126962831 is an apocalyptic number.

126962831 is a deficient number, since it is larger than the sum of its proper divisors (1).

126962831 is an equidigital number, since it uses as much as digits as its factorization.

126962831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 38.

The square root of 126962831 is about 11267.7784412013. The cubic root of 126962831 is about 502.6035277563.

The spelling of 126962831 in words is "one hundred twenty-six million, nine hundred sixty-two thousand, eight hundred thirty-one".