136625445 has 24 divisors (see below), whose sum is σ = 258347232. Its totient is φ = 66242400.

The previous prime is 136625429. The next prime is 136625471. The reversal of 136625445 is 544526631.

136625445 is a `hidden beast` number, since 1 + 366 + 254 + 45 = 666.

It is not a de Polignac number, because 136625445 - 2⁴ = 136625429 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137511 + ... + 138500.

It is an arithmetic number, because the mean of its divisors is an integer number (10764468).

Almost surely, 2^136625445 is an apocalyptic number.

136625445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136625445 is a deficient number, since it is larger than the sum of its proper divisors (121721787).

136625445 is a wasteful number, since it uses less digits than its factorization.

136625445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276033 (or 276030 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 136625445 is about 11688.6887630735. The cubic root of 136625445 is about 515.0434437226.

The spelling of 136625445 in words is "one hundred thirty-six million, six hundred twenty-five thousand, four hundred forty-five".