125381352135 has 32 divisors (see below), whose sum is σ = 228750056640. Its totient is φ = 58095249408.

The previous prime is 125381352113. The next prime is 125381352163. The reversal of 125381352135 is 531253183521.

It is not a de Polignac number, because 125381352135 - 2¹⁰ = 125381351111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 125381352093 and 125381352102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18907900 + ... + 18914529.

It is an arithmetic number, because the mean of its divisors is an integer number (7148439270).

Almost surely, 2^125381352135 is an apocalyptic number.

125381352135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125381352135 is a deficient number, since it is larger than the sum of its proper divisors (103368704505).

125381352135 is a wasteful number, since it uses less digits than its factorization.

125381352135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37822467.

The product of its digits is 108000, while the sum is 39.

The spelling of 125381352135 in words is "one hundred twenty-five billion, three hundred eighty-one million, three hundred fifty-two thousand, one hundred thirty-five".