136457225 has 24 divisors (see below), whose sum is σ = 176009568. Its totient is φ = 104860800.

The previous prime is 136457219. The next prime is 136457261. The reversal of 136457225 is 522754631.

It is not a de Polignac number, because 136457225 - 2¹⁴ = 136440841 is a prime.

It is a Duffinian number.

Its product of digits (50400) is a multiple of the sum of its prime divisors (2100).

It is a Curzon 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, 67682 + ... + 69668.

It is an arithmetic number, because the mean of its divisors is an integer number (7333732).

Almost surely, 2^136457225 is an apocalyptic number.

It is an amenable number.

136457225 is a deficient number, since it is larger than the sum of its proper divisors (39552343).

136457225 is a wasteful number, since it uses less digits than its factorization.

136457225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105 (or 2100 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 136457225 is about 11681.4907011049. The cubic root of 136457225 is about 514.8319745945.

The spelling of 136457225 in words is "one hundred thirty-six million, four hundred fifty-seven thousand, two hundred twenty-five".