109507273 has 2 divisors, whose sum is σ = 109507274. Its totient is φ = 109507272.

The previous prime is 109507271. The next prime is 109507313. The reversal of 109507273 is 372705901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109265209 + 242064 = 10453^2 + 492^2 .

It is a cyclic number.

It is not a de Polignac number, because 109507273 - 2¹ = 109507271 is a prime.

Together with 109507271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (109507271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54753636 + 54753637.

It is an arithmetic number, because the mean of its divisors is an integer number (54753637).

Almost surely, 2^109507273 is an apocalyptic number.

It is an amenable number.

109507273 is a deficient number, since it is larger than the sum of its proper divisors (1).

109507273 is an equidigital number, since it uses as much as digits as its factorization.

109507273 is an evil number, because the sum of its binary digits is even.

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

The square root of 109507273 is about 10464.5722798402. The cubic root of 109507273 is about 478.4255021421.

The spelling of 109507273 in words is "one hundred nine million, five hundred seven thousand, two hundred seventy-three".