109045403 has 2 divisors, whose sum is σ = 109045404. Its totient is φ = 109045402.

The previous prime is 109045397. The next prime is 109045411. The reversal of 109045403 is 304540901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109045403 - 2²² = 104851099 is a prime.

It is not a weakly prime, because it can be changed into another prime (109045493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54522701 + 54522702.

It is an arithmetic number, because the mean of its divisors is an integer number (54522702).

Almost surely, 2^109045403 is an apocalyptic number.

109045403 is a deficient number, since it is larger than the sum of its proper divisors (1).

109045403 is an equidigital number, since it uses as much as digits as its factorization.

109045403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 109045403 is about 10442.4806918663. The cubic root of 109045403 is about 477.7519341569.

The spelling of 109045403 in words is "one hundred nine million, forty-five thousand, four hundred three".