136355456 has 16 divisors (see below), whose sum is σ = 271645890. Its totient is φ = 68177664.

The previous prime is 136355441. The next prime is 136355467. The reversal of 136355456 is 654553631.

It can be written as a sum of positive squares in only one way, i.e., 129595456 + 6760000 = 11384^2 + 2600^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532511 + ... + 532766.

Almost surely, 2^136355456 is an apocalyptic number.

136355456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

136355456 is a deficient number, since it is larger than the sum of its proper divisors (135290434).

136355456 is an equidigital number, since it uses as much as digits as its factorization.

136355456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065291 (or 1065279 counting only the distinct ones).

The product of its digits is 162000, while the sum is 38.

The square root of 136355456 is about 11677.1338949247. The cubic root of 136355456 is about 514.7039565394.

It can be divided in two parts, 13635 and 5456, that added together give a palindrome (19091).

The spelling of 136355456 in words is "one hundred thirty-six million, three hundred fifty-five thousand, four hundred fifty-six".