1098134253 has 24 divisors (see below), whose sum is σ = 1647464000. Its totient is φ = 731971404.

The previous prime is 1098134251. The next prime is 1098134263. The reversal of 1098134253 is 3524318901.

It is not a de Polignac number, because 1098134253 - 2¹ = 1098134251 is a prime.

It is a super-2 number, since 2×1098134253² = 2411797675223736018, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098134251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 174048 + ... + 180246.

Almost surely, 2^1098134253 is an apocalyptic number.

It is an amenable number.

1098134253 is a deficient number, since it is larger than the sum of its proper divisors (549329747).

1098134253 is an frugal number, since it uses more digits than its factorization.

1098134253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6232 (or 6202 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1098134253 is about 33138.1087722278. The cubic root of 1098134253 is about 1031.6961568325.

The spelling of 1098134253 in words is "one billion, ninety-eight million, one hundred thirty-four thousand, two hundred fifty-three".