1252315 has 12 divisors (see below), whose sum is σ = 1556064. Its totient is φ = 967104.

The previous prime is 1252283. The next prime is 1252331. The reversal of 1252315 is 5132521.

1252315 = 15² + 16² + ... + 155².

It is not a de Polignac number, because 1252315 - 2⁵ = 1252283 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1252292 and 1252301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17119 + ... + 17191.

It is an arithmetic number, because the mean of its divisors is an integer number (129672).

2^1252315 is an apocalyptic number.

1252315 is a deficient number, since it is larger than the sum of its proper divisors (303749).

1252315 is an frugal number, since it uses more digits than its factorization.

1252315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 125 counting only the distinct ones).

The product of its digits is 300, while the sum is 19.

The square root of 1252315 is about 1119.0688093232. The cubic root of 1252315 is about 107.7881937084.

Adding to 1252315 its reverse (5132521), we get a palindrome (6384836).

The spelling of 1252315 in words is "one million, two hundred fifty-two thousand, three hundred fifteen".