125313451113 has 4 divisors (see below), whose sum is σ = 167084601488. Its totient is φ = 83542300740.

The previous prime is 125313451093. The next prime is 125313451169. The reversal of 125313451113 is 311154313521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 125313451113 - 2¹⁶ = 125313385577 is a prime.

It is a super-2 number, since 2×125313451113² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125313451213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20885575183 + ... + 20885575188.

It is an arithmetic number, because the mean of its divisors is an integer number (41771150372).

Almost surely, 2^125313451113 is an apocalyptic number.

It is an amenable number.

125313451113 is a deficient number, since it is larger than the sum of its proper divisors (41771150375).

125313451113 is an equidigital number, since it uses as much as digits as its factorization.

125313451113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41771150374.

The product of its digits is 5400, while the sum is 30.

Adding to 125313451113 its reverse (311154313521), we get a palindrome (436467764634).

The spelling of 125313451113 in words is "one hundred twenty-five billion, three hundred thirteen million, four hundred fifty-one thousand, one hundred thirteen".