126379699 has 2 divisors, whose sum is σ = 126379700. Its totient is φ = 126379698.

The previous prime is 126379691. The next prime is 126379703. The reversal of 126379699 is 996973621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126379699 - 2³ = 126379691 is a prime.

It is not a weakly prime, because it can be changed into another prime (126379691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63189849 + 63189850.

It is an arithmetic number, because the mean of its divisors is an integer number (63189850).

Almost surely, 2^126379699 is an apocalyptic number.

126379699 is a deficient number, since it is larger than the sum of its proper divisors (1).

126379699 is an equidigital number, since it uses as much as digits as its factorization.

126379699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1102248, while the sum is 52.

The square root of 126379699 is about 11241.8725753319. The cubic root of 126379699 is about 501.8328716201.

The spelling of 126379699 in words is "one hundred twenty-six million, three hundred seventy-nine thousand, six hundred ninety-nine".