213607039 has 2 divisors, whose sum is σ = 213607040. Its totient is φ = 213607038.

The previous prime is 213607027. The next prime is 213607067. The reversal of 213607039 is 930706312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213607039 - 2¹⁵ = 213574271 is a prime.

It is a super-2 number, since 2×213607039² = 91255934220695042, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 213607039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213617039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106803519 + 106803520.

It is an arithmetic number, because the mean of its divisors is an integer number (106803520).

Almost surely, 2^213607039 is an apocalyptic number.

213607039 is a deficient number, since it is larger than the sum of its proper divisors (1).

213607039 is an equidigital number, since it uses as much as digits as its factorization.

213607039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 213607039 is about 14615.3015364036. The cubic root of 213607039 is about 597.7760623908.

The spelling of 213607039 in words is "two hundred thirteen million, six hundred seven thousand, thirty-nine".