109617461 has 2 divisors, whose sum is σ = 109617462. Its totient is φ = 109617460.

The previous prime is 109617451. The next prime is 109617463. The reversal of 109617461 is 164716901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107640625 + 1976836 = 10375^2 + 1406^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109617461 is a prime.

Together with 109617463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109617463) 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, 54808730 + 54808731.

It is an arithmetic number, because the mean of its divisors is an integer number (54808731).

Almost surely, 2^109617461 is an apocalyptic number.

It is an amenable number.

109617461 is a deficient number, since it is larger than the sum of its proper divisors (1).

109617461 is an equidigital number, since it uses as much as digits as its factorization.

109617461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 109617461 is about 10469.8357675753. The cubic root of 109617461 is about 478.5859148592.

The spelling of 109617461 in words is "one hundred nine million, six hundred seventeen thousand, four hundred sixty-one".