1298588125 has 20 divisors (see below), whose sum is σ = 1625104800. Its totient is φ = 1037342000.

The previous prime is 1298588113. The next prime is 1298588143. The reversal of 1298588125 is 5218858921.

It is not a de Polignac number, because 1298588125 - 2¹⁷ = 1298457053 is a prime.

It is a super-2 number, since 2×1298588125² = 3372662236782031250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 635856 + ... + 637894.

It is an arithmetic number, because the mean of its divisors is an integer number (81255240).

Almost surely, 2^1298588125 is an apocalyptic number.

It is an amenable number.

1298588125 is a deficient number, since it is larger than the sum of its proper divisors (326516675).

1298588125 is an equidigital number, since it uses as much as digits as its factorization.

1298588125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078 (or 3063 counting only the distinct ones).

The product of its digits is 460800, while the sum is 49.

The square root of 1298588125 is about 36035.9282522318. The cubic root of 1298588125 is about 1090.9976347271.

The spelling of 1298588125 in words is "one billion, two hundred ninety-eight million, five hundred eighty-eight thousand, one hundred twenty-five".