102604213 has 2 divisors, whose sum is σ = 102604214. Its totient is φ = 102604212.

The previous prime is 102604193. The next prime is 102604223. The reversal of 102604213 is 312406201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66879684 + 35724529 = 8178^2 + 5977^2 .

It is a cyclic number.

It is not a de Polignac number, because 102604213 - 2¹⁷ = 102473141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102604223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51302106 + 51302107.

It is an arithmetic number, because the mean of its divisors is an integer number (51302107).

Almost surely, 2^102604213 is an apocalyptic number.

It is an amenable number.

102604213 is a deficient number, since it is larger than the sum of its proper divisors (1).

102604213 is an equidigital number, since it uses as much as digits as its factorization.

102604213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 102604213 is about 10129.3737713642. The cubic root of 102604213 is about 468.1536328708.

The spelling of 102604213 in words is "one hundred two million, six hundred four thousand, two hundred thirteen".