109072573 has 2 divisors, whose sum is σ = 109072574. Its totient is φ = 109072572.

The previous prime is 109072547. The next prime is 109072577. The reversal of 109072573 is 375270901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87198244 + 21874329 = 9338^2 + 4677^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109072573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109072577) 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, 54536286 + 54536287.

It is an arithmetic number, because the mean of its divisors is an integer number (54536287).

Almost surely, 2^109072573 is an apocalyptic number.

It is an amenable number.

109072573 is a deficient number, since it is larger than the sum of its proper divisors (1).

109072573 is an equidigital number, since it uses as much as digits as its factorization.

109072573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 109072573 is about 10443.7815469302. The cubic root of 109072573 is about 477.7916101137.

The spelling of 109072573 in words is "one hundred nine million, seventy-two thousand, five hundred seventy-three".