83887351 has 2 divisors, whose sum is σ = 83887352. Its totient is φ = 83887350.

The previous prime is 83887319. The next prime is 83887357. The reversal of 83887351 is 15378838.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83887351 - 2⁵ = 83887319 is a prime.

It is equal to p_4882876 and since 83887351 and 4882876 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 83887298 and 83887307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83887357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41943675 + 41943676.

It is an arithmetic number, because the mean of its divisors is an integer number (41943676).

Almost surely, 2^83887351 is an apocalyptic number.

83887351 is a deficient number, since it is larger than the sum of its proper divisors (1).

83887351 is an equidigital number, since it uses as much as digits as its factorization.

83887351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 43.

The square root of 83887351 is about 9159.0038213771. The cubic root of 83887351 is about 437.7560532140.

The spelling of 83887351 in words is "eighty-three million, eight hundred eighty-seven thousand, three hundred fifty-one".