103032989 has 2 divisors, whose sum is σ = 103032990. Its totient is φ = 103032988.

The previous prime is 103032973. The next prime is 103032997. The reversal of 103032989 is 989230301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89453764 + 13579225 = 9458^2 + 3685^2 .

It is a cyclic number.

It is not a de Polignac number, because 103032989 - 2⁴ = 103032973 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103032929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51516494 + 51516495.

It is an arithmetic number, because the mean of its divisors is an integer number (51516495).

Almost surely, 2^103032989 is an apocalyptic number.

It is an amenable number.

103032989 is a deficient number, since it is larger than the sum of its proper divisors (1).

103032989 is an equidigital number, since it uses as much as digits as its factorization.

103032989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 103032989 is about 10150.5166863564. The cubic root of 103032989 is about 468.8048539303.

The spelling of 103032989 in words is "one hundred three million, thirty-two thousand, nine hundred eighty-nine".