109516413 has 4 divisors (see below), whose sum is σ = 146021888. Its totient is φ = 73010940.

The previous prime is 109516373. The next prime is 109516427. The reversal of 109516413 is 314615901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 314615901 = 3 ⋅104871967.

It is not a de Polignac number, because 109516413 - 2⁶ = 109516349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109506413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18252733 + ... + 18252738.

It is an arithmetic number, because the mean of its divisors is an integer number (36505472).

Almost surely, 2^109516413 is an apocalyptic number.

It is an amenable number.

109516413 is a deficient number, since it is larger than the sum of its proper divisors (36505475).

109516413 is an equidigital number, since it uses as much as digits as its factorization.

109516413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36505474.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 109516413 is about 10465.0089823182. The cubic root of 109516413 is about 478.4388123309.

The spelling of 109516413 in words is "one hundred nine million, five hundred sixteen thousand, four hundred thirteen".