1132209998 has 24 divisors (see below), whose sum is σ = 1764576576. Its totient is φ = 544521600.

The previous prime is 1132209997. The next prime is 1132210021. The reversal of 1132209998 is 8999022311.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132209997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 435683 + ... + 438273.

It is an arithmetic number, because the mean of its divisors is an integer number (73524024).

Almost surely, 2^1132209998 is an apocalyptic number.

1132209998 is a deficient number, since it is larger than the sum of its proper divisors (632366578).

1132209998 is an equidigital number, since it uses as much as digits as its factorization.

1132209998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780 (or 2707 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 1132209998 is about 33648.3283091449. The cubic root of 1132209998 is about 1042.2590189202.

The spelling of 1132209998 in words is "one billion, one hundred thirty-two million, two hundred nine thousand, nine hundred ninety-eight".