126902099 has 2 divisors, whose sum is σ = 126902100. Its totient is φ = 126902098.

The previous prime is 126902053. The next prime is 126902117. The reversal of 126902099 is 990209621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126902099 - 2⁸ = 126901843 is a prime.

It is a super-2 number, since 2×126902099² = 32208285461211602, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126902029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63451049 + 63451050.

It is an arithmetic number, because the mean of its divisors is an integer number (63451050).

Almost surely, 2^126902099 is an apocalyptic number.

126902099 is a deficient number, since it is larger than the sum of its proper divisors (1).

126902099 is an equidigital number, since it uses as much as digits as its factorization.

126902099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 126902099 is about 11265.0831776778. The cubic root of 126902099 is about 502.5233757267.

The spelling of 126902099 in words is "one hundred twenty-six million, nine hundred two thousand, ninety-nine".