125441403015 has 32 divisors (see below), whose sum is σ = 208078730496. Its totient is φ = 64483907840.

The previous prime is 125441403013. The next prime is 125441403029. The reversal of 125441403015 is 510304144521.

It is not a de Polignac number, because 125441403015 - 2¹ = 125441403013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125441403013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1177689 + ... + 1279778.

It is an arithmetic number, because the mean of its divisors is an integer number (6502460328).

Almost surely, 2^125441403015 is an apocalyptic number.

125441403015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125441403015 is a deficient number, since it is larger than the sum of its proper divisors (82637327481).

125441403015 is a wasteful number, since it uses less digits than its factorization.

125441403015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457599.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 125441403015 its reverse (510304144521), we get a palindrome (635745547536).

The spelling of 125441403015 in words is "one hundred twenty-five billion, four hundred forty-one million, four hundred three thousand, fifteen".