28315153 has 2 divisors, whose sum is σ = 28315154. Its totient is φ = 28315152.

The previous prime is 28315141. The next prime is 28315171. The reversal of 28315153 is 35151382.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23892544 + 4422609 = 4888^2 + 2103^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28315153 is a prime.

It is not a weakly prime, because it can be changed into another prime (28315193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14157576 + 14157577.

It is an arithmetic number, because the mean of its divisors is an integer number (14157577).

Almost surely, 2^28315153 is an apocalyptic number.

It is an amenable number.

28315153 is a deficient number, since it is larger than the sum of its proper divisors (1).

28315153 is an equidigital number, since it uses as much as digits as its factorization.

28315153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 28.

The square root of 28315153 is about 5321.1984552354. The cubic root of 28315153 is about 304.7939233213.

The spelling of 28315153 in words is "twenty-eight million, three hundred fifteen thousand, one hundred fifty-three".