613781104 has 40 divisors (see below), whose sum is σ = 1218457728. Its totient is φ = 299428800.

The previous prime is 613781101. The next prime is 613781159. The reversal of 613781104 is 401187316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613781101) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 112029 + ... + 117379.

Almost surely, 2^613781104 is an apocalyptic number.

It is an amenable number.

613781104 is a deficient number, since it is larger than the sum of its proper divisors (604676624).

613781104 is a wasteful number, since it uses less digits than its factorization.

613781104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5533 (or 5527 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 613781104 is about 24774.6060311764. The cubic root of 613781104 is about 849.8413101678.

The spelling of 613781104 in words is "six hundred thirteen million, seven hundred eighty-one thousand, one hundred four".