136949395 has 32 divisors (see below), whose sum is σ = 185664960. Its totient is φ = 96099840.

The previous prime is 136949377. The next prime is 136949401. The reversal of 136949395 is 593949631.

It is not a de Polignac number, because 136949395 - 2⁹ = 136948883 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 351861 + ... + 352249.

It is an arithmetic number, because the mean of its divisors is an integer number (5802030).

Almost surely, 2^136949395 is an apocalyptic number.

136949395 is a deficient number, since it is larger than the sum of its proper divisors (48715565).

136949395 is a wasteful number, since it uses less digits than its factorization.

136949395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615.

The product of its digits is 787320, while the sum is 49.

The square root of 136949395 is about 11702.5379725938. The cubic root of 136949395 is about 515.4501923257.

The spelling of 136949395 in words is "one hundred thirty-six million, nine hundred forty-nine thousand, three hundred ninety-five".