11424430553 has 8 divisors (see below), whose sum is σ = 11601962208. Its totient is φ = 11248209504.

The previous prime is 11424430543. The next prime is 11424430639. The reversal of 11424430553 is 35503442411.

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 11424430553 - 2¹⁸ = 11424168409 is a prime.

It is a super-2 number, since 2×11424430553² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11424430513) 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, 310076 + ... + 344957.

It is an arithmetic number, because the mean of its divisors is an integer number (1450245276).

Almost surely, 2^11424430553 is an apocalyptic number.

It is an amenable number.

11424430553 is a deficient number, since it is larger than the sum of its proper divisors (177531655).

11424430553 is a wasteful number, since it uses less digits than its factorization.

11424430553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655303.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 11424430553 its reverse (35503442411), we get a palindrome (46927872964).

The spelling of 11424430553 in words is "eleven billion, four hundred twenty-four million, four hundred thirty thousand, five hundred fifty-three".