136771478 has 16 divisors (see below), whose sum is σ = 214331616. Its totient is φ = 65334720.

The previous prime is 136771469. The next prime is 136771483. The reversal of 136771478 is 874177631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62450 + ... + 64602.

It is an arithmetic number, because the mean of its divisors is an integer number (13395726).

Almost surely, 2^136771478 is an apocalyptic number.

136771478 is a deficient number, since it is larger than the sum of its proper divisors (77560138).

136771478 is a wasteful number, since it uses less digits than its factorization.

136771478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3559.

The product of its digits is 197568, while the sum is 44.

The square root of 136771478 is about 11694.9338604372. The cubic root of 136771478 is about 515.2268808993.

The spelling of 136771478 in words is "one hundred thirty-six million, seven hundred seventy-one thousand, four hundred seventy-eight".