61020104 has 32 divisors (see below), whose sum is σ = 122627520. Its totient is φ = 28391616.

The previous prime is 61020083. The next prime is 61020143. The reversal of 61020104 is 40102016.

61020104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 2327 + ... + 11289.

It is an arithmetic number, because the mean of its divisors is an integer number (3832110).

Almost surely, 2^61020104 is an apocalyptic number.

It is an amenable number.

61020104 is an abundant number, since it is smaller than the sum of its proper divisors (61607416).

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

61020104 is a wasteful number, since it uses less digits than its factorization.

61020104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9029 (or 9025 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 61020104 is about 7811.5365965986. The cubic root of 61020104 is about 393.6929591009.

The spelling of 61020104 in words is "sixty-one million, twenty thousand, one hundred four".