84317351 has 2 divisors, whose sum is σ = 84317352. Its totient is φ = 84317350.

The previous prime is 84317309. The next prime is 84317371. The reversal of 84317351 is 15371348.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84317351 - 2²⁶ = 17208487 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84317371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42158675 + 42158676.

It is an arithmetic number, because the mean of its divisors is an integer number (42158676).

Almost surely, 2^84317351 is an apocalyptic number.

84317351 is a deficient number, since it is larger than the sum of its proper divisors (1).

84317351 is an equidigital number, since it uses as much as digits as its factorization.

84317351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 32.

The square root of 84317351 is about 9182.4479851508. The cubic root of 84317351 is about 438.5027465962.

Adding to 84317351 its reverse (15371348), we get a palindrome (99688699).

The spelling of 84317351 in words is "eighty-four million, three hundred seventeen thousand, three hundred fifty-one".