136577454 has 32 divisors (see below), whose sum is σ = 294658560. Its totient is φ = 41953632.

The previous prime is 136577447. The next prime is 136577489. The reversal of 136577454 is 454775631.

It is a happy number.

136577454 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×136577454² = 37306801882244232, which contains 22 as substring.

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, 64399 + ... + 66485.

It is an arithmetic number, because the mean of its divisors is an integer number (9208080).

Almost surely, 2^136577454 is an apocalyptic number.

136577454 is an abundant number, since it is smaller than the sum of its proper divisors (158081106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136577454 is a wasteful number, since it uses less digits than its factorization.

136577454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944.

The product of its digits is 352800, while the sum is 42.

The square root of 136577454 is about 11686.6357006625. The cubic root of 136577454 is about 514.9831320079.

The spelling of 136577454 in words is "one hundred thirty-six million, five hundred seventy-seven thousand, four hundred fifty-four".