15249841147 has 2 divisors, whose sum is σ = 15249841148. Its totient is φ = 15249841146.

The previous prime is 15249841141. The next prime is 15249841151. The reversal of 15249841147 is 74114894251.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15249841147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15249841097 and 15249841106.

It is not a weakly prime, because it can be changed into another prime (15249841141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7624920573 + 7624920574.

It is an arithmetic number, because the mean of its divisors is an integer number (7624920574).

Almost surely, 2^15249841147 is an apocalyptic number.

15249841147 is a deficient number, since it is larger than the sum of its proper divisors (1).

15249841147 is an equidigital number, since it uses as much as digits as its factorization.

15249841147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 46.

The spelling of 15249841147 in words is "fifteen billion, two hundred forty-nine million, eight hundred forty-one thousand, one hundred forty-seven".