1298534027 has 8 divisors (see below), whose sum is σ = 1485362400. Its totient is φ = 1112036544.

The previous prime is 1298533997. The next prime is 1298534047. The reversal of 1298534027 is 7204358921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1298534027 - 2⁸ = 1298533771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1298534047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74252 + ... + 90057.

It is an arithmetic number, because the mean of its divisors is an integer number (185670300).

Almost surely, 2^1298534027 is an apocalyptic number.

1298534027 is a deficient number, since it is larger than the sum of its proper divisors (186828373).

1298534027 is a wasteful number, since it uses less digits than its factorization.

1298534027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165445.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 1298534027 is about 36035.1776324191. The cubic root of 1298534027 is about 1090.9824845270.

The spelling of 1298534027 in words is "one billion, two hundred ninety-eight million, five hundred thirty-four thousand, twenty-seven".