109354961 has 2 divisors, whose sum is σ = 109354962. Its totient is φ = 109354960.

The previous prime is 109354933. The next prime is 109354967. The reversal of 109354961 is 169453901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101626561 + 7728400 = 10081^2 + 2780^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109354961 is a prime.

It is not a weakly prime, because it can be changed into another prime (109354967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54677480 + 54677481.

It is an arithmetic number, because the mean of its divisors is an integer number (54677481).

Almost surely, 2^109354961 is an apocalyptic number.

It is an amenable number.

109354961 is a deficient number, since it is larger than the sum of its proper divisors (1).

109354961 is an equidigital number, since it uses as much as digits as its factorization.

109354961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 109354961 is about 10457.2922403460. The cubic root of 109354961 is about 478.2035876403.

The spelling of 109354961 in words is "one hundred nine million, three hundred fifty-four thousand, nine hundred sixty-one".