14918965 has 4 divisors (see below), whose sum is σ = 17902764. Its totient is φ = 11935168.

The previous prime is 14918947. The next prime is 14918983. The reversal of 14918965 is 56981941.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (14918947) and next prime (14918983).

It can be written as a sum of positive squares in 2 ways, for example, as 7986276 + 6932689 = 2826^2 + 2633^2 .

It is a cyclic number.

It is not a de Polignac number, because 14918965 - 2⁷ = 14918837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1491892 + ... + 1491901.

It is an arithmetic number, because the mean of its divisors is an integer number (4475691).

Almost surely, 2^14918965 is an apocalyptic number.

It is an amenable number.

14918965 is a deficient number, since it is larger than the sum of its proper divisors (2983799).

14918965 is an equidigital number, since it uses as much as digits as its factorization.

14918965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983798.

The product of its digits is 77760, while the sum is 43.

The square root of 14918965 is about 3862.5076051705. The cubic root of 14918965 is about 246.1762952908.

The spelling of 14918965 in words is "fourteen million, nine hundred eighteen thousand, nine hundred sixty-five".