136772025 has 48 divisors (see below), whose sum is σ = 245400960. Its totient is φ = 66816000.

The previous prime is 136772003. The next prime is 136772029. The reversal of 136772025 is 520277631.

It is not a de Polignac number, because 136772025 - 2⁵ = 136771993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136772029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 146761 + ... + 147689.

It is an arithmetic number, because the mean of its divisors is an integer number (5112520).

Almost surely, 2^136772025 is an apocalyptic number.

136772025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136772025 is a deficient number, since it is larger than the sum of its proper divisors (108628935).

136772025 is a wasteful number, since it uses less digits than its factorization.

136772025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106 (or 1101 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 136772025 is about 11694.9572466085. The cubic root of 136772025 is about 515.2275677597.

The spelling of 136772025 in words is "one hundred thirty-six million, seven hundred seventy-two thousand, twenty-five".