16263125 has 10 divisors (see below), whose sum is σ = 20323182. Its totient is φ = 13010000.

The previous prime is 16263119. The next prime is 16263151. The reversal of 16263125 is 52136261.

It can be written as a sum of positive squares in 5 ways, for example, as 1868689 + 14394436 = 1367^2 + 3794^2 .

It is not a de Polignac number, because 16263125 - 2⁴ = 16263109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16263094 and 16263103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12386 + ... + 13635.

Almost surely, 2^16263125 is an apocalyptic number.

It is an amenable number.

16263125 is a deficient number, since it is larger than the sum of its proper divisors (4060057).

16263125 is an frugal number, since it uses more digits than its factorization.

16263125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26041 (or 26026 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 16263125 is about 4032.7565014516. The cubic root of 16263125 is about 253.3580260249.

Adding to 16263125 its reverse (52136261), we get a palindrome (68399386).

The spelling of 16263125 in words is "sixteen million, two hundred sixty-three thousand, one hundred twenty-five".