136503376 has 10 divisors (see below), whose sum is σ = 264475322. Its totient is φ = 68251680.

The previous prime is 136503373. The next prime is 136503383. The reversal of 136503376 is 673305631.

It can be written as a sum of positive squares in only one way, i.e., 85008400 + 51494976 = 9220^2 + 7176^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136503373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4265715 + ... + 4265746.

Almost surely, 2^136503376 is an apocalyptic number.

136503376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

136503376 is a deficient number, since it is larger than the sum of its proper divisors (127971946).

136503376 is an equidigital number, since it uses as much as digits as its factorization.

136503376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8531469 (or 8531463 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 34.

The square root of 136503376 is about 11683.4659241169. The cubic root of 136503376 is about 514.8900082441.

The spelling of 136503376 in words is "one hundred thirty-six million, five hundred three thousand, three hundred seventy-six".