135657202 has 8 divisors (see below), whose sum is σ = 203536476. Its totient is φ = 67811712.

The previous prime is 135657187. The next prime is 135657211. The reversal of 135657202 is 202756531.

It can be written as a sum of positive squares in 2 ways, for example, as 123899161 + 11758041 = 11131^2 + 3429^2 .

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, 7998 + ... + 18310.

Almost surely, 2^135657202 is an apocalyptic number.

135657202 is a deficient number, since it is larger than the sum of its proper divisors (67879274).

135657202 is a wasteful number, since it uses less digits than its factorization.

135657202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16892.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 135657202 is about 11647.1971735693. The cubic root of 135657202 is about 513.8238809771.

The spelling of 135657202 in words is "one hundred thirty-five million, six hundred fifty-seven thousand, two hundred two".