1100132989 has 2 divisors, whose sum is σ = 1100132990. Its totient is φ = 1100132988.

The previous prime is 1100132983. The next prime is 1100132993. The reversal of 1100132989 is 9892310011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 628504900 + 471628089 = 25070^2 + 21717^2 .

It is an emirp because it is prime and its reverse (9892310011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1100132989 - 2³ = 1100132981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100132981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550066494 + 550066495.

It is an arithmetic number, because the mean of its divisors is an integer number (550066495).

Almost surely, 2^1100132989 is an apocalyptic number.

It is an amenable number.

1100132989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100132989 is an equidigital number, since it uses as much as digits as its factorization.

1100132989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 1100132989 is about 33168.2527275707. The cubic root of 1100132989 is about 1032.3217143558.

The spelling of 1100132989 in words is "one billion, one hundred million, one hundred thirty-two thousand, nine hundred eighty-nine".