109913443 has 2 divisors, whose sum is σ = 109913444. Its totient is φ = 109913442.

The previous prime is 109913413. The next prime is 109913459. The reversal of 109913443 is 344319901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109913443 - 2¹³ = 109905251 is a prime.

It is a super-2 number, since 2×109913443² = 24161929904228498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 109913399 and 109913408.

It is not a weakly prime, because it can be changed into another prime (109913413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54956721 + 54956722.

It is an arithmetic number, because the mean of its divisors is an integer number (54956722).

Almost surely, 2^109913443 is an apocalyptic number.

109913443 is a deficient number, since it is larger than the sum of its proper divisors (1).

109913443 is an equidigital number, since it uses as much as digits as its factorization.

109913443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 109913443 is about 10483.9612265594. The cubic root of 109913443 is about 479.0162766888.

The spelling of 109913443 in words is "one hundred nine million, nine hundred thirteen thousand, four hundred forty-three".