25383173 has 2 divisors, whose sum is σ = 25383174. Its totient is φ = 25383172.

The previous prime is 25383161. The next prime is 25383187. The reversal of 25383173 is 37138352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23020804 + 2362369 = 4798^2 + 1537^2 .

It is a cyclic number.

It is not a de Polignac number, because 25383173 - 2¹⁶ = 25317637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25383103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12691586 + 12691587.

It is an arithmetic number, because the mean of its divisors is an integer number (12691587).

Almost surely, 2^25383173 is an apocalyptic number.

It is an amenable number.

25383173 is a deficient number, since it is larger than the sum of its proper divisors (1).

25383173 is an equidigital number, since it uses as much as digits as its factorization.

25383173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 32.

The square root of 25383173 is about 5038.1715929492. The cubic root of 25383173 is about 293.8880788605. Note that the first 3 decimals are identical.

The spelling of 25383173 in words is "twenty-five million, three hundred eighty-three thousand, one hundred seventy-three".