61105102 has 16 divisors (see below), whose sum is σ = 96998400. Its totient is φ = 28789560.

The previous prime is 61105087. The next prime is 61105127. The reversal of 61105102 is 20150116.

It is a happy number.

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, 3049 + ... + 11467.

It is an arithmetic number, because the mean of its divisors is an integer number (6062400).

Almost surely, 2^61105102 is an apocalyptic number.

61105102 is a deficient number, since it is larger than the sum of its proper divisors (35893298).

61105102 is a wasteful number, since it uses less digits than its factorization.

61105102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8631.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 61105102 is about 7816.9752462190. The cubic root of 61105102 is about 393.8756725918.

Adding to 61105102 its reverse (20150116), we get a palindrome (81255218).

The spelling of 61105102 in words is "sixty-one million, one hundred five thousand, one hundred two".