1252120937126 has 16 divisors (see below), whose sum is σ = 2014335572400. Its totient is φ = 581919163488.

The previous prime is 1252120937087. The next prime is 1252120937203. The reversal of 1252120937126 is 6217390212521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310852241 + ... + 310856268.

It is an arithmetic number, because the mean of its divisors is an integer number (125895973275).

Almost surely, 2^{1252120937126} is an apocalyptic number.

1252120937126 is a deficient number, since it is larger than the sum of its proper divisors (762214635274).

1252120937126 is a wasteful number, since it uses less digits than its factorization.

1252120937126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621708583.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 1252120937126 in words is "one trillion, two hundred fifty-two billion, one hundred twenty million, nine hundred thirty-seven thousand, one hundred twenty-six".