104431641 has 8 divisors (see below), whose sum is σ = 139363680. Its totient is φ = 69560352.

The previous prime is 104431637. The next prime is 104431651. The reversal of 104431641 is 146134401.

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

It is not a de Polignac number, because 104431641 - 2² = 104431637 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104431631) 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, 11011 + ... + 18168.

It is an arithmetic number, because the mean of its divisors is an integer number (17420460).

Almost surely, 2^104431641 is an apocalyptic number.

It is an amenable number.

104431641 is a deficient number, since it is larger than the sum of its proper divisors (34932039).

104431641 is a wasteful number, since it uses less digits than its factorization.

104431641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30375.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 104431641 is about 10219.1800551708. The cubic root of 104431641 is about 470.9166372630.

The spelling of 104431641 in words is "one hundred four million, four hundred thirty-one thousand, six hundred forty-one".