634071251103 has 16 divisors (see below), whose sum is σ = 851583600000. Its totient is φ = 419637057120.

The previous prime is 634071251089. The next prime is 634071251111. The reversal of 634071251103 is 301152170436.

It is not a de Polignac number, because 634071251103 - 2¹⁰ = 634071250079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634071251123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5337648 + ... + 5455146.

It is an arithmetic number, because the mean of its divisors is an integer number (53223975000).

Almost surely, 2^634071251103 is an apocalyptic number.

634071251103 is a deficient number, since it is larger than the sum of its proper divisors (217512348897).

634071251103 is a wasteful number, since it uses less digits than its factorization.

634071251103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130582.

The product of its (nonzero) digits is 15120, while the sum is 33.

The spelling of 634071251103 in words is "six hundred thirty-four billion, seventy-one million, two hundred fifty-one thousand, one hundred three".