107861213 has 2 divisors, whose sum is σ = 107861214. Its totient is φ = 107861212.

The previous prime is 107861189. The next prime is 107861219. The reversal of 107861213 is 312168701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107288164 + 573049 = 10358^2 + 757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-107861213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107861219) 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, 53930606 + 53930607.

It is an arithmetic number, because the mean of its divisors is an integer number (53930607).

Almost surely, 2^107861213 is an apocalyptic number.

It is an amenable number.

107861213 is a deficient number, since it is larger than the sum of its proper divisors (1).

107861213 is an equidigital number, since it uses as much as digits as its factorization.

107861213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 107861213 is about 10385.6253061624. The cubic root of 107861213 is about 476.0162368234.

The spelling of 107861213 in words is "one hundred seven million, eight hundred sixty-one thousand, two hundred thirteen".