125278948143 has 6 divisors (see below), whose sum is σ = 180958480664. Its totient is φ = 83519298756.

The previous prime is 125278948139. The next prime is 125278948187. The reversal of 125278948143 is 341849872521.

125278948143 is a `hidden beast` number, since 1 + 2 + 52 + 78 + 9 + 481 + 43 = 666.

It is not a de Polignac number, because 125278948143 - 2² = 125278948139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125278948143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125278948843) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6959941555 + ... + 6959941572.

Almost surely, 2^125278948143 is an apocalyptic number.

125278948143 is a deficient number, since it is larger than the sum of its proper divisors (55679532521).

125278948143 is a wasteful number, since it uses less digits than its factorization.

125278948143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13919883133 (or 13919883130 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The spelling of 125278948143 in words is "one hundred twenty-five billion, two hundred seventy-eight million, nine hundred forty-eight thousand, one hundred forty-three".