136425755 has 4 divisors (see below), whose sum is σ = 163710912. Its totient is φ = 109140600.

The previous prime is 136425739. The next prime is 136425787. The reversal of 136425755 is 557524631.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 136425755 - 2⁴ = 136425739 is a prime.

It is a super-2 number, since 2×136425755² = 37223973254640050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13642571 + ... + 13642580.

It is an arithmetic number, because the mean of its divisors is an integer number (40927728).

Almost surely, 2^136425755 is an apocalyptic number.

136425755 is a deficient number, since it is larger than the sum of its proper divisors (27285157).

136425755 is an equidigital number, since it uses as much as digits as its factorization.

136425755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27285156.

The product of its digits is 126000, while the sum is 38.

The square root of 136425755 is about 11680.1436206923. The cubic root of 136425755 is about 514.7923944064.

The spelling of 136425755 in words is "one hundred thirty-six million, four hundred twenty-five thousand, seven hundred fifty-five".