213859503629 has 2 divisors, whose sum is σ = 213859503630. Its totient is φ = 213859503628.

The previous prime is 213859503523. The next prime is 213859503653. The reversal of 213859503629 is 926305958312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202005302500 + 11854201129 = 449450^2 + 108877^2 .

It is a cyclic number.

It is not a de Polignac number, because 213859503629 - 2⁸ = 213859503373 is a prime.

It is a super-3 number, since 3×213859503629³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213859503829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106929751814 + 106929751815.

It is an arithmetic number, because the mean of its divisors is an integer number (106929751815).

Almost surely, 2^213859503629 is an apocalyptic number.

It is an amenable number.

213859503629 is a deficient number, since it is larger than the sum of its proper divisors (1).

213859503629 is an equidigital number, since it uses as much as digits as its factorization.

213859503629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3499200, while the sum is 53.

The spelling of 213859503629 in words is "two hundred thirteen billion, eight hundred fifty-nine million, five hundred three thousand, six hundred twenty-nine".