11142734565 has 8 divisors (see below), whose sum is σ = 17828375328. Its totient is φ = 5942791760.

The previous prime is 11142734549. The next prime is 11142734579. The reversal of 11142734565 is 56543724111.

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

It is not a de Polignac number, because 11142734565 - 2⁴ = 11142734549 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371424471 + ... + 371424500.

It is an arithmetic number, because the mean of its divisors is an integer number (2228546916).

Almost surely, 2^11142734565 is an apocalyptic number.

11142734565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11142734565 is a deficient number, since it is larger than the sum of its proper divisors (6685640763).

11142734565 is an equidigital number, since it uses as much as digits as its factorization.

11142734565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742848979.

The product of its digits is 100800, while the sum is 39.

The spelling of 11142734565 in words is "eleven billion, one hundred forty-two million, seven hundred thirty-four thousand, five hundred sixty-five".