1298118 has 32 divisors (see below), whose sum is σ = 2793600. Its totient is φ = 400896.

The previous prime is 1298117. The next prime is 1298119. The reversal of 1298118 is 8118921.

It is an interprime number because it is at equal distance from previous prime (1298117) and next prime (1298119).

It is a super-2 number, since 2×1298118² = 3370220683848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1298111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6630 + ... + 6822.

It is an arithmetic number, because the mean of its divisors is an integer number (87300).

2^1298118 is an apocalyptic number.

1298118 is an abundant number, since it is smaller than the sum of its proper divisors (1495482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1298118 is a wasteful number, since it uses less digits than its factorization.

1298118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276.

The product of its digits is 1152, while the sum is 30.

The square root of 1298118 is about 1139.3498145872. The cubic root of 1298118 is about 109.0865961679.

The spelling of 1298118 in words is "one million, two hundred ninety-eight thousand, one hundred eighteen".