11455643145 has 8 divisors (see below), whose sum is σ = 18329029056. Its totient is φ = 6109676336.

The previous prime is 11455643123. The next prime is 11455643167. The reversal of 11455643145 is 54134655411.

It is an interprime number because it is at equal distance from previous prime (11455643123) and next prime (11455643167).

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 11455643145 - 2⁸ = 11455642889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381854757 + ... + 381854786.

It is an arithmetic number, because the mean of its divisors is an integer number (2291128632).

Almost surely, 2^11455643145 is an apocalyptic number.

11455643145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11455643145 is a deficient number, since it is larger than the sum of its proper divisors (6873385911).

11455643145 is an equidigital number, since it uses as much as digits as its factorization.

11455643145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763709551.

The product of its digits is 144000, while the sum is 39.

The spelling of 11455643145 in words is "eleven billion, four hundred fifty-five million, six hundred forty-three thousand, one hundred forty-five".