1098134252 has 6 divisors (see below), whose sum is σ = 1921734948. Its totient is φ = 549067124.

The previous prime is 1098134251. The next prime is 1098134263. The reversal of 1098134252 is 2524318901.

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 as a sum of consecutive naturals, namely, 137266778 + ... + 137266785.

It is an arithmetic number, because the mean of its divisors is an integer number (320289158).

Almost surely, 2^1098134252 is an apocalyptic number.

It is an amenable number.

1098134252 is a deficient number, since it is larger than the sum of its proper divisors (823600696).

1098134252 is a wasteful number, since it uses less digits than its factorization.

1098134252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274533567 (or 274533565 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1098134252 is about 33138.1087571394. The cubic root of 1098134252 is about 1031.6961565194.

The spelling of 1098134252 in words is "one billion, ninety-eight million, one hundred thirty-four thousand, two hundred fifty-two".