125053531151 has 4 divisors (see below), whose sum is σ = 125604427992. Its totient is φ = 124502634312.

The previous prime is 125053531123. The next prime is 125053531157. The reversal of 125053531151 is 151135350521.

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 125053531151 - 2¹⁰ = 125053530127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125053531157) 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, 275448080 + ... + 275448533.

It is an arithmetic number, because the mean of its divisors is an integer number (31401106998).

Almost surely, 2^125053531151 is an apocalyptic number.

125053531151 is a deficient number, since it is larger than the sum of its proper divisors (550896841).

125053531151 is an equidigital number, since it uses as much as digits as its factorization.

125053531151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550896840.

The product of its (nonzero) digits is 11250, while the sum is 32.

Adding to 125053531151 its reverse (151135350521), we get a palindrome (276188881672).

The spelling of 125053531151 in words is "one hundred twenty-five billion, fifty-three million, five hundred thirty-one thousand, one hundred fifty-one".