125333131051 has 4 divisors (see below), whose sum is σ = 126482976400. Its totient is φ = 124183285704.

The previous prime is 125333131019. The next prime is 125333131067. The reversal of 125333131051 is 150131333521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125333131051 - 2⁵ = 125333131019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125333131081) 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, 574922511 + ... + 574922728.

It is an arithmetic number, because the mean of its divisors is an integer number (31620744100).

Almost surely, 2^125333131051 is an apocalyptic number.

125333131051 is a deficient number, since it is larger than the sum of its proper divisors (1149845349).

125333131051 is a wasteful number, since it uses less digits than its factorization.

125333131051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149845348.

The product of its (nonzero) digits is 4050, while the sum is 28.

Adding to 125333131051 its reverse (150131333521), we get a palindrome (275464464572).

The spelling of 125333131051 in words is "one hundred twenty-five billion, three hundred thirty-three million, one hundred thirty-one thousand, fifty-one".