11424430454 has 4 divisors (see below), whose sum is σ = 17136645684. Its totient is φ = 5712215226.

The previous prime is 11424430399. The next prime is 11424430469. The reversal of 11424430454 is 45403442411.

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

It is a super-2 number, since 2×11424430454² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11424430454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2856107612 + ... + 2856107615.

It is an arithmetic number, because the mean of its divisors is an integer number (4284161421).

Almost surely, 2^11424430454 is an apocalyptic number.

11424430454 is a deficient number, since it is larger than the sum of its proper divisors (5712215230).

11424430454 is an equidigital number, since it uses as much as digits as its factorization.

11424430454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5712215229.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 11424430454 its reverse (45403442411), we get a palindrome (56827872865).

The spelling of 11424430454 in words is "eleven billion, four hundred twenty-four million, four hundred thirty thousand, four hundred fifty-four".