136125830 has 32 divisors (see below), whose sum is σ = 248811264. Its totient is φ = 53616096.

The previous prime is 136125827. The next prime is 136125841. The reversal of 136125830 is 38521631.

It is a super-3 number, since 3×136125830³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 136125793 and 136125802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291257 + ... + 291723.

It is an arithmetic number, because the mean of its divisors is an integer number (7775352).

Almost surely, 2^136125830 is an apocalyptic number.

136125830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136125830 is a deficient number, since it is larger than the sum of its proper divisors (112685434).

136125830 is a wasteful number, since it uses less digits than its factorization.

136125830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 136125830 is about 11667.2974591377. The cubic root of 136125830 is about 514.4148694211.

The spelling of 136125830 in words is "one hundred thirty-six million, one hundred twenty-five thousand, eight hundred thirty".