104161511 has 8 divisors (see below), whose sum is σ = 105162624. Its totient is φ = 103164160.

The previous prime is 104161501. The next prime is 104161513. The reversal of 104161511 is 115161401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104161511 - 2²² = 99967207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104161513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117791 + ... + 118671.

It is an arithmetic number, because the mean of its divisors is an integer number (13145328).

Almost surely, 2^104161511 is an apocalyptic number.

104161511 is a deficient number, since it is larger than the sum of its proper divisors (1001113).

104161511 is an equidigital number, since it uses as much as digits as its factorization.

104161511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881.

The product of its (nonzero) digits is 120, while the sum is 20.

The square root of 104161511 is about 10205.9546834189. The cubic root of 104161511 is about 470.5102516435.

The spelling of 104161511 in words is "one hundred four million, one hundred sixty-one thousand, five hundred eleven".