391367 has 2 divisors, whose sum is σ = 391368. Its totient is φ = 391366.

The previous prime is 391351. The next prime is 391373. The reversal of 391367 is 763193.

It is a strong prime.

391367 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 391367 - 2⁴ = 391351 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 391367.

It is not a weakly prime, because it can be changed into another prime (391337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195683 + 195684.

It is an arithmetic number, because the mean of its divisors is an integer number (195684).

2³⁹¹³⁶⁷ is an apocalyptic number.

391367 is a deficient number, since it is larger than the sum of its proper divisors (1).

391367 is an equidigital number, since it uses as much as digits as its factorization.

391367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402, while the sum is 29.

The square root of 391367 is about 625.5933183786. The cubic root of 391367 is about 73.1466994311.

The spelling of 391367 in words is "three hundred ninety-one thousand, three hundred sixty-seven".