126607031 has 2 divisors, whose sum is σ = 126607032. Its totient is φ = 126607030.

The previous prime is 126606971. The next prime is 126607073. The reversal of 126607031 is 130706621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126607031 - 2⁶ = 126606967 is a prime.

It is a super-2 number, since 2×126607031² = 32058680597269922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126607531) 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, 63303515 + 63303516.

It is an arithmetic number, because the mean of its divisors is an integer number (63303516).

Almost surely, 2^126607031 is an apocalyptic number.

126607031 is a deficient number, since it is larger than the sum of its proper divisors (1).

126607031 is an equidigital number, since it uses as much as digits as its factorization.

126607031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 126607031 is about 11251.9789814948. The cubic root of 126607031 is about 502.1335906320.

It can be divided in two parts, 12660 and 7031, that added together give a palindrome (19691).

The spelling of 126607031 in words is "one hundred twenty-six million, six hundred seven thousand, thirty-one".