864152371 has 2 divisors, whose sum is σ = 864152372. Its totient is φ = 864152370.

The previous prime is 864152369. The next prime is 864152383. The reversal of 864152371 is 173251468.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 864152371 - 2¹ = 864152369 is a prime.

Together with 864152369, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 864152371.

It is not a weakly prime, because it can be changed into another prime (864152071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432076185 + 432076186.

It is an arithmetic number, because the mean of its divisors is an integer number (432076186).

Almost surely, 2^864152371 is an apocalyptic number.

864152371 is a deficient number, since it is larger than the sum of its proper divisors (1).

864152371 is an equidigital number, since it uses as much as digits as its factorization.

864152371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 37.

The square root of 864152371 is about 29396.4686824795. The cubic root of 864152371 is about 952.4966172153.

The spelling of 864152371 in words is "eight hundred sixty-four million, one hundred fifty-two thousand, three hundred seventy-one".