136703378 has 16 divisors (see below), whose sum is σ = 235201344. Its totient is φ = 58374000.

The previous prime is 136703353. The next prime is 136703387. The reversal of 136703378 is 873307631.

It is a happy number.

It is a super-2 number, since 2×136703378² = 37375627113221768, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13748 + ... + 21503.

It is an arithmetic number, because the mean of its divisors is an integer number (14700084).

Almost surely, 2^136703378 is an apocalyptic number.

136703378 is a deficient number, since it is larger than the sum of its proper divisors (98497966).

136703378 is a wasteful number, since it uses less digits than its factorization.

136703378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35537.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 136703378 is about 11692.0219808209. The cubic root of 136703378 is about 515.1413543550.

The spelling of 136703378 in words is "one hundred thirty-six million, seven hundred three thousand, three hundred seventy-eight".