11514430552 has 8 divisors (see below), whose sum is σ = 21589557300. Its totient is φ = 5757215272.

The previous prime is 11514430549. The next prime is 11514430553. The reversal of 11514430552 is 25503441511.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×11514430552² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11514430553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 719651902 + ... + 719651917.

Almost surely, 2^11514430552 is an apocalyptic number.

It is an amenable number.

11514430552 is a deficient number, since it is larger than the sum of its proper divisors (10075126748).

11514430552 is a wasteful number, since it uses less digits than its factorization.

11514430552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439303825 (or 1439303821 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 11514430552 in words is "eleven billion, five hundred fourteen million, four hundred thirty thousand, five hundred fifty-two".