125403763143 has 8 divisors (see below), whose sum is σ = 167207159808. Its totient is φ = 83601437624.

The previous prime is 125403763139. The next prime is 125403763151. The reversal of 125403763143 is 341367304521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125403763143 - 2² = 125403763139 is a prime.

It is a super-2 number, since 2×125403763143² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125403763103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64180 + ... + 504902.

It is an arithmetic number, because the mean of its divisors is an integer number (20900894976).

Almost surely, 2^125403763143 is an apocalyptic number.

125403763143 is a deficient number, since it is larger than the sum of its proper divisors (41803396665).

125403763143 is an equidigital number, since it uses as much as digits as its factorization.

125403763143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535573.

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 125403763143 in words is "one hundred twenty-five billion, four hundred three million, seven hundred sixty-three thousand, one hundred forty-three".