136780004 has 12 divisors (see below), whose sum is σ = 239449644. Its totient is φ = 68365824.

The previous prime is 136779989. The next prime is 136780051. The reversal of 136780004 is 400087631.

It can be written as a sum of positive squares in 2 ways, for example, as 357604 + 136422400 = 598^2 + 11680^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14264 + ... + 21840.

It is an arithmetic number, because the mean of its divisors is an integer number (19954137).

Almost surely, 2^136780004 is an apocalyptic number.

It is an amenable number.

136780004 is a deficient number, since it is larger than the sum of its proper divisors (102669640).

136780004 is a wasteful number, since it uses less digits than its factorization.

136780004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12094 (or 12092 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 136780004 is about 11695.2983715680. The cubic root of 136780004 is about 515.2375866721.

The spelling of 136780004 in words is "one hundred thirty-six million, seven hundred eighty thousand, four".