11434866965 has 4 divisors (see below), whose sum is σ = 13721840364. Its totient is φ = 9147893568.

The previous prime is 11434866943. The next prime is 11434866973. The reversal of 11434866965 is 56966843411.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8955026161 + 2479840804 = 94631^2 + 49798^2 .

It is a cyclic number.

It is not a de Polignac number, because 11434866965 - 2¹² = 11434862869 is a prime.

It is a super-2 number, since 2×11434866965² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1143486692 + ... + 1143486701.

It is an arithmetic number, because the mean of its divisors is an integer number (3430460091).

Almost surely, 2^11434866965 is an apocalyptic number.

It is an amenable number.

11434866965 is a deficient number, since it is larger than the sum of its proper divisors (2286973399).

11434866965 is an equidigital number, since it uses as much as digits as its factorization.

11434866965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286973398.

The product of its digits is 3732480, while the sum is 53.

The spelling of 11434866965 in words is "eleven billion, four hundred thirty-four million, eight hundred sixty-six thousand, nine hundred sixty-five".