11042423293 has 16 divisors (see below), whose sum is σ = 12863669760. Its totient is φ = 9379742400.

The previous prime is 11042423267. The next prime is 11042423299. The reversal of 11042423293 is 39232424011.

It is a cyclic number.

It is not a de Polignac number, because 11042423293 - 2⁵ = 11042423261 is a prime.

It is a super-2 number, since 2×11042423293² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042423299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 548430 + ... + 568207.

It is an arithmetic number, because the mean of its divisors is an integer number (803979360).

Almost surely, 2^11042423293 is an apocalyptic number.

It is an amenable number.

11042423293 is a deficient number, since it is larger than the sum of its proper divisors (1821246467).

11042423293 is a wasteful number, since it uses less digits than its factorization.

11042423293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116708.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 11042423293 in words is "eleven billion, forty-two million, four hundred twenty-three thousand, two hundred ninety-three".