11142313305 has 8 divisors (see below), whose sum is σ = 17827701312. Its totient is φ = 5942567088.

The previous prime is 11142313277. The next prime is 11142313309. The reversal of 11142313305 is 50331324111.

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

It is not a de Polignac number, because 11142313305 - 2¹⁵ = 11142280537 is a prime.

It is a super-2 number, since 2×11142313305² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11142313309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371410429 + ... + 371410458.

It is an arithmetic number, because the mean of its divisors is an integer number (2228462664).

Almost surely, 2^11142313305 is an apocalyptic number.

11142313305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11142313305 is a deficient number, since it is larger than the sum of its proper divisors (6685388007).

11142313305 is an equidigital number, since it uses as much as digits as its factorization.

11142313305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742820895.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 11142313305 its reverse (50331324111), we get a palindrome (61473637416).

The spelling of 11142313305 in words is "eleven billion, one hundred forty-two million, three hundred thirteen thousand, three hundred five".