136641002 has 8 divisors (see below), whose sum is σ = 217018116. Its totient is φ = 64301632.

The previous prime is 136640993. The next prime is 136641013. The reversal of 136641002 is 200146631.

It is a happy number.

136641002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 136632721 + 8281 = 11689^2 + 91^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2009393 + ... + 2009460.

Almost surely, 2^136641002 is an apocalyptic number.

136641002 is a deficient number, since it is larger than the sum of its proper divisors (80377114).

136641002 is a wasteful number, since it uses less digits than its factorization.

136641002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4018872.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 136641002 is about 11689.3542165511. The cubic root of 136641002 is about 515.0629916351.

Adding to 136641002 its reverse (200146631), we get a palindrome (336787633).

The spelling of 136641002 in words is "one hundred thirty-six million, six hundred forty-one thousand, two".