15481363 has 2 divisors, whose sum is σ = 15481364. Its totient is φ = 15481362.

The previous prime is 15481327. The next prime is 15481391. The reversal of 15481363 is 36318451.

15481363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15481363 - 2²¹ = 13384211 is a prime.

It is not a weakly prime, because it can be changed into another prime (15481303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7740681 + 7740682.

It is an arithmetic number, because the mean of its divisors is an integer number (7740682).

Almost surely, 2^15481363 is an apocalyptic number.

15481363 is a deficient number, since it is larger than the sum of its proper divisors (1).

15481363 is an equidigital number, since it uses as much as digits as its factorization.

15481363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 15481363 is about 3934.6363237280. The cubic root of 15481363 is about 249.2315765213.

The spelling of 15481363 in words is "fifteen million, four hundred eighty-one thousand, three hundred sixty-three".