15145325287 has 2 divisors, whose sum is σ = 15145325288. Its totient is φ = 15145325286.

The previous prime is 15145325231. The next prime is 15145325303. The reversal of 15145325287 is 78252354151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15145325287 - 2²³ = 15136936679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15145325387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7572662643 + 7572662644.

It is an arithmetic number, because the mean of its divisors is an integer number (7572662644).

Almost surely, 2^15145325287 is an apocalyptic number.

15145325287 is a deficient number, since it is larger than the sum of its proper divisors (1).

15145325287 is an equidigital number, since it uses as much as digits as its factorization.

15145325287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 336000, while the sum is 43.

The spelling of 15145325287 in words is "fifteen billion, one hundred forty-five million, three hundred twenty-five thousand, two hundred eighty-seven".