125135235 has 36 divisors (see below), whose sum is σ = 228947472. Its totient is φ = 63218016.

The previous prime is 125135233. The next prime is 125135237. The reversal of 125135235 is 532531521.

It is a happy number.

125135235 is a `hidden beast` number, since 125 + 13 + 523 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (125135233) and next prime (125135237).

It is not a de Polignac number, because 125135235 - 2¹ = 125135233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125135199 and 125135208.

It is not an unprimeable number, because it can be changed into a prime (125135233) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12394 + ... + 20096.

It is an arithmetic number, because the mean of its divisors is an integer number (6359652).

Almost surely, 2^125135235 is an apocalyptic number.

125135235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125135235 is a deficient number, since it is larger than the sum of its proper divisors (103812237).

125135235 is a wasteful number, since it uses less digits than its factorization.

125135235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7752 (or 7730 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 125135235 is about 11186.3861456683. The cubic root of 125135235 is about 500.1802483466.

Adding to 125135235 its reverse (532531521), we get a palindrome (657666756).

The spelling of 125135235 in words is "one hundred twenty-five million, one hundred thirty-five thousand, two hundred thirty-five".