11312402143 has 8 divisors (see below), whose sum is σ = 12929945600. Its totient is φ = 9695230200.

The previous prime is 11312402119. The next prime is 11312402147. The reversal of 11312402143 is 34120421311.

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

It is a cyclic number.

It is not a de Polignac number, because 11312402143 - 2²¹ = 11310304991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312402147) 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, 24243 + ... + 152356.

It is an arithmetic number, because the mean of its divisors is an integer number (1616243200).

Almost surely, 2^11312402143 is an apocalyptic number.

11312402143 is a deficient number, since it is larger than the sum of its proper divisors (1617543457).

11312402143 is an equidigital number, since it uses as much as digits as its factorization.

11312402143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185757.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11312402143 its reverse (34120421311), we get a palindrome (45432823454).

The spelling of 11312402143 in words is "eleven billion, three hundred twelve million, four hundred two thousand, one hundred forty-three".