136126320 has 80 divisors (see below), whose sum is σ = 460363392. Its totient is φ = 32999680.

The previous prime is 136126307. The next prime is 136126321. The reversal of 136126320 is 23621631.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136126321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23142 + ... + 28421.

Almost surely, 2^136126320 is an apocalyptic number.

136126320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136126320 is an abundant number, since it is smaller than the sum of its proper divisors (324237072).

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

136126320 is a wasteful number, since it uses less digits than its factorization.

136126320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51590 (or 51584 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 136126320 is about 11667.3184579834. The cubic root of 136126320 is about 514.4154866515.

Adding to 136126320 its reverse (23621631), we get a palindrome (159747951).

The spelling of 136126320 in words is "one hundred thirty-six million, one hundred twenty-six thousand, three hundred twenty".