104551161 has 16 divisors (see below), whose sum is σ = 163773120. Its totient is φ = 58489920.

The previous prime is 104551151. The next prime is 104551219. The reversal of 104551161 is 161155401.

It is not a de Polignac number, because 104551161 - 2¹¹ = 104549113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (104551151) 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, 121426 + ... + 122283.

It is an arithmetic number, because the mean of its divisors is an integer number (10235820).

Almost surely, 2^104551161 is an apocalyptic number.

104551161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

104551161 is a deficient number, since it is larger than the sum of its proper divisors (59221959).

104551161 is a wasteful number, since it uses less digits than its factorization.

104551161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243736.

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 104551161 is about 10225.0262102354. The cubic root of 104551161 is about 471.0962204417.

The spelling of 104551161 in words is "one hundred four million, five hundred fifty-one thousand, one hundred sixty-one".