136187750 has 32 divisors (see below), whose sum is σ = 261851616. Its totient is φ = 52999200.

The previous prime is 136187749. The next prime is 136187759. The reversal of 136187750 is 57781631.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136187759) 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, 1889 + ... + 16611.

It is an arithmetic number, because the mean of its divisors is an integer number (8182863).

Almost surely, 2^136187750 is an apocalyptic number.

136187750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136187750 is a deficient number, since it is larger than the sum of its proper divisors (125663866).

136187750 is a wasteful number, since it uses less digits than its factorization.

136187750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14777 (or 14767 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 136187750 is about 11669.9507282593. The cubic root of 136187750 is about 514.4928554539.

The spelling of 136187750 in words is "one hundred thirty-six million, one hundred eighty-seven thousand, seven hundred fifty".