15114531473 has 2 divisors, whose sum is σ = 15114531474. Its totient is φ = 15114531472.

The previous prime is 15114531427. The next prime is 15114531491. The reversal of 15114531473 is 37413541151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10854097489 + 4260433984 = 104183^2 + 65272^2 .

It is a cyclic number.

It is not a de Polignac number, because 15114531473 - 2⁶ = 15114531409 is a prime.

It is not a weakly prime, because it can be changed into another prime (15114531073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7557265736 + 7557265737.

It is an arithmetic number, because the mean of its divisors is an integer number (7557265737).

Almost surely, 2^15114531473 is an apocalyptic number.

It is an amenable number.

15114531473 is a deficient number, since it is larger than the sum of its proper divisors (1).

15114531473 is an equidigital number, since it uses as much as digits as its factorization.

15114531473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 35.

The spelling of 15114531473 in words is "fifteen billion, one hundred fourteen million, five hundred thirty-one thousand, four hundred seventy-three".