109954939 has 2 divisors, whose sum is σ = 109954940. Its totient is φ = 109954938.

The previous prime is 109954891. The next prime is 109954951. The reversal of 109954939 is 939459901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109954939 - 2¹⁷ = 109823867 is a prime.

It is a super-2 number, since 2×109954939² = 24180177220987442, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 109954892 and 109954901.

It is not a weakly prime, because it can be changed into another prime (109954969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54977469 + 54977470.

It is an arithmetic number, because the mean of its divisors is an integer number (54977470).

Almost surely, 2^109954939 is an apocalyptic number.

109954939 is a deficient number, since it is larger than the sum of its proper divisors (1).

109954939 is an equidigital number, since it uses as much as digits as its factorization.

109954939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 393660, while the sum is 49.

The square root of 109954939 is about 10485.9400627698. The cubic root of 109954939 is about 479.0765506582.

The spelling of 109954939 in words is "one hundred nine million, nine hundred fifty-four thousand, nine hundred thirty-nine".