61611104 has 24 divisors (see below), whose sum is σ = 123356520. Its totient is φ = 30282496.

The previous prime is 61611101. The next prime is 61611113. The reversal of 61611104 is 40111616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61611101) by changing a digit.

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, 14429 + ... + 18204.

It is an arithmetic number, because the mean of its divisors is an integer number (5139855).

Almost surely, 2^61611104 is an apocalyptic number.

It is an amenable number.

61611104 is an abundant number, since it is smaller than the sum of its proper divisors (61745416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61611104 is a wasteful number, since it uses less digits than its factorization.

61611104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32702 (or 32694 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 61611104 is about 7849.2741065655. The cubic root of 61611104 is about 394.9598933802.

The spelling of 61611104 in words is "sixty-one million, six hundred eleven thousand, one hundred four".