11402332143 has 32 divisors (see below), whose sum is σ = 16181415360. Its totient is φ = 7128253440.

The previous prime is 11402332141. The next prime is 11402332147. The reversal of 11402332143 is 34123320411.

It is a happy number.

It is not a de Polignac number, because 11402332143 - 2¹ = 11402332141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11402332141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1983253 + ... + 1988993.

It is an arithmetic number, because the mean of its divisors is an integer number (505669230).

Almost surely, 2^11402332143 is an apocalyptic number.

11402332143 is a deficient number, since it is larger than the sum of its proper divisors (4779083217).

11402332143 is a wasteful number, since it uses less digits than its factorization.

11402332143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6427.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11402332143 its reverse (34123320411), we get a palindrome (45525652554).

The spelling of 11402332143 in words is "eleven billion, four hundred two million, three hundred thirty-two thousand, one hundred forty-three".