1151352198 has 16 divisors (see below), whose sum is σ = 2558560560. Its totient is φ = 383784048.

The previous prime is 1151352197. The next prime is 1151352203. The reversal of 1151352198 is 8912531511.

1151352198 is a `hidden beast` number, since 1 + 1 + 513 + 52 + 1 + 98 = 666.

It is a super-2 number, since 2×1151352198² = 2651223767678862408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151352197) 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, 10660615 + ... + 10660722.

It is an arithmetic number, because the mean of its divisors is an integer number (159910035).

Almost surely, 2^1151352198 is an apocalyptic number.

1151352198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1151352198 is an abundant number, since it is smaller than the sum of its proper divisors (1407208362).

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

1151352198 is a wasteful number, since it uses less digits than its factorization.

1151352198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21321348 (or 21321342 counting only the distinct ones).

The product of its digits is 10800, while the sum is 36.

The square root of 1151352198 is about 33931.5811302686. The cubic root of 1151352198 is about 1048.1000252945.

The spelling of 1151352198 in words is "one billion, one hundred fifty-one million, three hundred fifty-two thousand, one hundred ninety-eight".