213733703 has 2 divisors, whose sum is σ = 213733704. Its totient is φ = 213733702.

The previous prime is 213733661. The next prime is 213733721. The reversal of 213733703 is 307337312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213733703 - 2¹⁰ = 213732679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213733783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106866851 + 106866852.

It is an arithmetic number, because the mean of its divisors is an integer number (106866852).

Almost surely, 2^213733703 is an apocalyptic number.

213733703 is a deficient number, since it is larger than the sum of its proper divisors (1).

213733703 is an equidigital number, since it uses as much as digits as its factorization.

213733703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938, while the sum is 29.

The square root of 213733703 is about 14619.6341609494. The cubic root of 213733703 is about 597.8941948056.

The spelling of 213733703 in words is "two hundred thirteen million, seven hundred thirty-three thousand, seven hundred three".