61102797 has 16 divisors (see below), whose sum is σ = 96320640. Its totient is φ = 33711552.

The previous prime is 61102781. The next prime is 61102807. The reversal of 61102797 is 79720116.

It is not a de Polignac number, because 61102797 - 2⁴ = 61102781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61102757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49558 + ... + 50775.

It is an arithmetic number, because the mean of its divisors is an integer number (6020040).

Almost surely, 2^61102797 is an apocalyptic number.

It is an amenable number.

61102797 is a deficient number, since it is larger than the sum of its proper divisors (35217843).

61102797 is a wasteful number, since it uses less digits than its factorization.

61102797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100372.

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 61102797 is about 7816.8278092843. The cubic root of 61102797 is about 393.8707199511.

The spelling of 61102797 in words is "sixty-one million, one hundred two thousand, seven hundred ninety-seven".