1154430100452 has 24 divisors (see below), whose sum is σ = 2694072282496. Its totient is φ = 384752598048.

The previous prime is 1154430100379. The next prime is 1154430100493. The reversal of 1154430100452 is 2540010344511.

It is a super-2 number, since 2×1154430100452² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7095643 + ... + 7256514.

Almost surely, 2^{1154430100452} is an apocalyptic number.

1154430100452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1154430100452 is an abundant number, since it is smaller than the sum of its proper divisors (1539642182044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1154430100452 is a wasteful number, since it uses less digits than its factorization.

1154430100452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14358867 (or 14358865 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1154430100452 its reverse (2540010344511), we get a palindrome (3694440444963).

The spelling of 1154430100452 in words is "one trillion, one hundred fifty-four billion, four hundred thirty million, one hundred thousand, four hundred fifty-two".