15214530113155 has 4 divisors (see below), whose sum is σ = 18257436135792. Its totient is φ = 12171624090520.

The previous prime is 15214530113147. The next prime is 15214530113213. The reversal of 15214530113155 is 55131103541251.

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

It is not a de Polignac number, because 15214530113155 - 2³ = 15214530113147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1521453011311 + ... + 1521453011320.

It is an arithmetic number, because the mean of its divisors is an integer number (4564359033948).

Almost surely, 2^{15214530113155} is an apocalyptic number.

15214530113155 is a deficient number, since it is larger than the sum of its proper divisors (3042906022637).

15214530113155 is an equidigital number, since it uses as much as digits as its factorization.

15214530113155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3042906022636.

The product of its (nonzero) digits is 45000, while the sum is 37.

The spelling of 15214530113155 in words is "fifteen trillion, two hundred fourteen billion, five hundred thirty million, one hundred thirteen thousand, one hundred fifty-five".