15480853 has 2 divisors, whose sum is σ = 15480854. Its totient is φ = 15480852.

The previous prime is 15480779. The next prime is 15480869. The reversal of 15480853 is 35808451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10909809 + 4571044 = 3303^2 + 2138^2 .

It is a cyclic number.

It is not a de Polignac number, because 15480853 - 2⁹ = 15480341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15480053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7740426 + 7740427.

It is an arithmetic number, because the mean of its divisors is an integer number (7740427).

Almost surely, 2^15480853 is an apocalyptic number.

It is an amenable number.

15480853 is a deficient number, since it is larger than the sum of its proper divisors (1).

15480853 is an equidigital number, since it uses as much as digits as its factorization.

15480853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 15480853 is about 3934.5715141550. The cubic root of 15480853 is about 249.2288396930.

The spelling of 15480853 in words is "fifteen million, four hundred eighty thousand, eight hundred fifty-three".