1198432093 has 4 divisors (see below), whose sum is σ = 1198652860. Its totient is φ = 1198211328.

The previous prime is 1198432057. The next prime is 1198432111. The reversal of 1198432093 is 3902348911.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 89075844 + 1109356249 = 9438^2 + 33307^2 .

It is a cyclic number.

It is not a de Polignac number, because 1198432093 - 2²⁵ = 1164877661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198432003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102030 + ... + 113167.

It is an arithmetic number, because the mean of its divisors is an integer number (299663215).

Almost surely, 2^1198432093 is an apocalyptic number.

It is an amenable number.

1198432093 is a deficient number, since it is larger than the sum of its proper divisors (220767).

1198432093 is an equidigital number, since it uses as much as digits as its factorization.

1198432093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220766.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 1198432093 is about 34618.3779660457. The cubic root of 1198432093 is about 1062.1955480731.

The spelling of 1198432093 in words is "one billion, one hundred ninety-eight million, four hundred thirty-two thousand, ninety-three".