104990611 has 20 divisors (see below), whose sum is σ = 118275120. Its totient is φ = 93170000.

The previous prime is 104990603. The next prime is 104990617. The reversal of 104990611 is 116099401.

It is not a de Polignac number, because 104990611 - 2³ = 104990603 is a prime.

It is a super-2 number, since 2×104990611² = 22046056796306642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104990617) 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 19 ways as a sum of consecutive naturals, for example, 1039461 + ... + 1039561.

It is an arithmetic number, because the mean of its divisors is an integer number (5913756).

Almost surely, 2^104990611 is an apocalyptic number.

104990611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

104990611 is a deficient number, since it is larger than the sum of its proper divisors (13284509).

104990611 is an frugal number, since it uses more digits than its factorization.

104990611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 104990611 is about 10246.4926194284. The cubic root of 104990611 is about 471.7553358891.

The spelling of 104990611 in words is "one hundred four million, nine hundred ninety thousand, six hundred eleven".