125550135 has 32 divisors (see below), whose sum is σ = 230904000. Its totient is φ = 64649088.

The previous prime is 125550133. The next prime is 125550137. The reversal of 125550135 is 531055521.

125550135 is a `hidden beast` number, since 125 + 5 + 501 + 35 = 666.

It is an interprime number because it is at equal distance from previous prime (125550133) and next prime (125550137).

It is not a de Polignac number, because 125550135 - 2¹ = 125550133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 125550099 and 125550108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125550133) 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, 12120 + ... + 19949.

It is an arithmetic number, because the mean of its divisors is an integer number (7215750).

Almost surely, 2^125550135 is an apocalyptic number.

125550135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125550135 is a deficient number, since it is larger than the sum of its proper divisors (105353865).

125550135 is a wasteful number, since it uses less digits than its factorization.

125550135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32112 (or 32106 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 125550135 is about 11204.9156623332. The cubic root of 125550135 is about 500.7324398731.

The spelling of 125550135 in words is "one hundred twenty-five million, five hundred fifty thousand, one hundred thirty-five".