109314129745 has 4 divisors (see below), whose sum is σ = 131176955700. Its totient is φ = 87451303792.

The previous prime is 109314129739. The next prime is 109314129751. The reversal of 109314129745 is 547921413901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 547921413901 = 523 ⋅1047650887.

It is an interprime number because it is at equal distance from previous prime (109314129739) and next prime (109314129751).

It can be written as a sum of positive squares in 2 ways, for example, as 80316126801 + 28998002944 = 283401^2 + 170288^2 .

It is a cyclic number.

It is not a de Polignac number, because 109314129745 - 2³ = 109314129737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109314129695 and 109314129704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10931412970 + ... + 10931412979.

It is an arithmetic number, because the mean of its divisors is an integer number (32794238925).

Almost surely, 2^109314129745 is an apocalyptic number.

It is an amenable number.

109314129745 is a deficient number, since it is larger than the sum of its proper divisors (21862825955).

109314129745 is an equidigital number, since it uses as much as digits as its factorization.

109314129745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21862825954.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 109314129745 in words is "one hundred nine billion, three hundred fourteen million, one hundred twenty-nine thousand, seven hundred forty-five".