61108699 has 2 divisors, whose sum is σ = 61108700. Its totient is φ = 61108698.

The previous prime is 61108679. The next prime is 61108703. The reversal of 61108699 is 99680116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61108699 - 2¹¹ = 61106651 is a prime.

It is not a weakly prime, because it can be changed into another prime (61108679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30554349 + 30554350.

It is an arithmetic number, because the mean of its divisors is an integer number (30554350).

Almost surely, 2^61108699 is an apocalyptic number.

61108699 is a deficient number, since it is larger than the sum of its proper divisors (1).

61108699 is an equidigital number, since it uses as much as digits as its factorization.

61108699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 61108699 is about 7817.2053190383. The cubic root of 61108699 is about 393.8834010408.

The spelling of 61108699 in words is "sixty-one million, one hundred eight thousand, six hundred ninety-nine".