126925002901 has 16 divisors (see below), whose sum is σ = 133907281920. Its totient is φ = 120072071680.

The previous prime is 126925002889. The next prime is 126925002937. The reversal of 126925002901 is 109200529621.

It is a cyclic number.

It is not a de Polignac number, because 126925002901 - 2⁷ = 126925002773 is a prime.

It is a super-2 number, since 2×126925002901² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126925002961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676485 + ... + 843493.

It is an arithmetic number, because the mean of its divisors is an integer number (8369205120).

Almost surely, 2^126925002901 is an apocalyptic number.

It is an amenable number.

126925002901 is a deficient number, since it is larger than the sum of its proper divisors (6982279019).

126925002901 is a wasteful number, since it uses less digits than its factorization.

126925002901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167396.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 126925002901 in words is "one hundred twenty-six billion, nine hundred twenty-five million, two thousand, nine hundred one".