109607957 has 2 divisors, whose sum is σ = 109607958. Its totient is φ = 109607956.

The previous prime is 109607951. The next prime is 109607977. The reversal of 109607957 is 759706901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56040196 + 53567761 = 7486^2 + 7319^2 .

It is an emirp because it is prime and its reverse (759706901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109607957 - 2¹⁸ = 109345813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109607951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54803978 + 54803979.

It is an arithmetic number, because the mean of its divisors is an integer number (54803979).

Almost surely, 2^109607957 is an apocalyptic number.

It is an amenable number.

109607957 is a deficient number, since it is larger than the sum of its proper divisors (1).

109607957 is an equidigital number, since it uses as much as digits as its factorization.

109607957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 119070, while the sum is 44.

The square root of 109607957 is about 10469.3818824227. The cubic root of 109607957 is about 478.5720830847.

The spelling of 109607957 in words is "one hundred nine million, six hundred seven thousand, nine hundred fifty-seven".