126924739 has 2 divisors, whose sum is σ = 126924740. Its totient is φ = 126924738.

The previous prime is 126924719. The next prime is 126924751. The reversal of 126924739 is 937429621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126924739 is a prime.

It is a super-2 number, since 2×126924739² = 32219778740436242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126924695 and 126924704.

It is not a weakly prime, because it can be changed into another prime (126924709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63462369 + 63462370.

It is an arithmetic number, because the mean of its divisors is an integer number (63462370).

Almost surely, 2^126924739 is an apocalyptic number.

126924739 is a deficient number, since it is larger than the sum of its proper divisors (1).

126924739 is an equidigital number, since it uses as much as digits as its factorization.

126924739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 43.

The square root of 126924739 is about 11266.0880078224. The cubic root of 126924739 is about 502.5532582183.

The spelling of 126924739 in words is "one hundred twenty-six million, nine hundred twenty-four thousand, seven hundred thirty-nine".