126088401929 has 4 divisors (see below), whose sum is σ = 144101030784. Its totient is φ = 108075773076.

The previous prime is 126088401917. The next prime is 126088401953. The reversal of 126088401929 is 929104880621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 126088401929 - 2²⁴ = 126071624713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126088400929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9006314417 + ... + 9006314430.

It is an arithmetic number, because the mean of its divisors is an integer number (36025257696).

Almost surely, 2^126088401929 is an apocalyptic number.

It is an amenable number.

126088401929 is a deficient number, since it is larger than the sum of its proper divisors (18012628855).

126088401929 is an equidigital number, since it uses as much as digits as its factorization.

126088401929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18012628854.

The product of its (nonzero) digits is 497664, while the sum is 50.

The spelling of 126088401929 in words is "one hundred twenty-six billion, eighty-eight million, four hundred one thousand, nine hundred twenty-nine".