1108433197 has 2 divisors, whose sum is σ = 1108433198. Its totient is φ = 1108433196.

The previous prime is 1108433173. The next prime is 1108433213. The reversal of 1108433197 is 7913348011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 958150116 + 150283081 = 30954^2 + 12259^2 .

It is a cyclic number.

It is not a de Polignac number, because 1108433197 - 2⁷ = 1108433069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1108433107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554216598 + 554216599.

It is an arithmetic number, because the mean of its divisors is an integer number (554216599).

Almost surely, 2^1108433197 is an apocalyptic number.

It is an amenable number.

1108433197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1108433197 is an equidigital number, since it uses as much as digits as its factorization.

1108433197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 1108433197 is about 33293.1403895757. The cubic root of 1108433197 is about 1034.9114090976.

The spelling of 1108433197 in words is "one billion, one hundred eight million, four hundred thirty-three thousand, one hundred ninety-seven".