110402643 has 8 divisors (see below), whose sum is σ = 158526928. Its totient is φ = 67940064.

The previous prime is 110402639. The next prime is 110402659. The reversal of 110402643 is 346204011.

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

It is not a de Polignac number, because 110402643 - 2² = 110402639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110402143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1415380 + ... + 1415457.

It is an arithmetic number, because the mean of its divisors is an integer number (19815866).

Almost surely, 2^110402643 is an apocalyptic number.

110402643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

110402643 is a deficient number, since it is larger than the sum of its proper divisors (48124285).

110402643 is a wasteful number, since it uses less digits than its factorization.

110402643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2830853.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 110402643 is about 10507.2662001112. The cubic root of 110402643 is about 479.7258895022.

Adding to 110402643 its reverse (346204011), we get a palindrome (456606654).

It can be divided in two parts, 110 and 402643, that added together give a triangular number (402753 = T₈₉₇).

The spelling of 110402643 in words is "one hundred ten million, four hundred two thousand, six hundred forty-three".