126879113 has 2 divisors, whose sum is σ = 126879114. Its totient is φ = 126879112.

The previous prime is 126879083. The next prime is 126879119. The reversal of 126879113 is 311978621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96098809 + 30780304 = 9803^2 + 5548^2 .

It is a cyclic number.

It is not a de Polignac number, because 126879113 - 2¹² = 126875017 is a prime.

It is not a weakly prime, because it can be changed into another prime (126879119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63439556 + 63439557.

It is an arithmetic number, because the mean of its divisors is an integer number (63439557).

Almost surely, 2^126879113 is an apocalyptic number.

It is an amenable number.

126879113 is a deficient number, since it is larger than the sum of its proper divisors (1).

126879113 is an equidigital number, since it uses as much as digits as its factorization.

126879113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 38.

The square root of 126879113 is about 11264.0628993272. The cubic root of 126879113 is about 502.4930329141.

The spelling of 126879113 in words is "one hundred twenty-six million, eight hundred seventy-nine thousand, one hundred thirteen".