11402634423 has 4 divisors (see below), whose sum is σ = 15203512568. Its totient is φ = 7601756280.

The previous prime is 11402634403. The next prime is 11402634457. The reversal of 11402634423 is 32443620411.

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

It is not a de Polignac number, because 11402634423 - 2¹⁰ = 11402633399 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 (11402634403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900439068 + ... + 1900439073.

It is an arithmetic number, because the mean of its divisors is an integer number (3800878142).

Almost surely, 2^11402634423 is an apocalyptic number.

11402634423 is a deficient number, since it is larger than the sum of its proper divisors (3800878145).

11402634423 is an equidigital number, since it uses as much as digits as its factorization.

11402634423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800878144.

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 11402634423 in words is "eleven billion, four hundred two million, six hundred thirty-four thousand, four hundred twenty-three".