125471539033 has 4 divisors (see below), whose sum is σ = 126622654180. Its totient is φ = 124320423888.

The previous prime is 125471539021. The next prime is 125471539043. The reversal of 125471539033 is 330935174521.

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

It can be written as a sum of positive squares in 2 ways, for example, as 31622441929 + 93849097104 = 177827^2 + 306348^2 .

It is a cyclic number.

It is not a de Polignac number, because 125471539033 - 2²⁵ = 125437984601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125471539043) 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, 575557410 + ... + 575557627.

It is an arithmetic number, because the mean of its divisors is an integer number (31655663545).

Almost surely, 2^125471539033 is an apocalyptic number.

It is an amenable number.

125471539033 is a deficient number, since it is larger than the sum of its proper divisors (1151115147).

125471539033 is a wasteful number, since it uses less digits than its factorization.

125471539033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151115146.

The product of its (nonzero) digits is 340200, while the sum is 43.

The spelling of 125471539033 in words is "one hundred twenty-five billion, four hundred seventy-one million, five hundred thirty-nine thousand, thirty-three".