107921413 has 2 divisors, whose sum is σ = 107921414. Its totient is φ = 107921412.

The previous prime is 107921399. The next prime is 107921419. The reversal of 107921413 is 314129701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87291649 + 20629764 = 9343^2 + 4542^2 .

It is a cyclic number.

It is not a de Polignac number, because 107921413 - 2¹⁷ = 107790341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107921419) 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, 53960706 + 53960707.

It is an arithmetic number, because the mean of its divisors is an integer number (53960707).

Almost surely, 2^107921413 is an apocalyptic number.

It is an amenable number.

107921413 is a deficient number, since it is larger than the sum of its proper divisors (1).

107921413 is an equidigital number, since it uses as much as digits as its factorization.

107921413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 107921413 is about 10388.5231385409. The cubic root of 107921413 is about 476.1047791489.

The spelling of 107921413 in words is "one hundred seven million, nine hundred twenty-one thousand, four hundred thirteen".