104956789 has 4 divisors (see below), whose sum is σ = 119950624. Its totient is φ = 89962956.

The previous prime is 104956769. The next prime is 104956823. The reversal of 104956789 is 987659401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 104956789 - 2¹⁹ = 104432501 is a prime.

It is a super-2 number, since 2×104956789² = 22031855114381042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104956739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7496907 + ... + 7496920.

It is an arithmetic number, because the mean of its divisors is an integer number (29987656).

Almost surely, 2^104956789 is an apocalyptic number.

It is an amenable number.

104956789 is a deficient number, since it is larger than the sum of its proper divisors (14993835).

104956789 is an equidigital number, since it uses as much as digits as its factorization.

104956789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14993834.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 104956789 is about 10244.8420680848. The cubic root of 104956789 is about 471.7046728743.

The spelling of 104956789 in words is "one hundred four million, nine hundred fifty-six thousand, seven hundred eighty-nine".