8140963 has 2 divisors, whose sum is σ = 8140964. Its totient is φ = 8140962.

The previous prime is 8140961. The next prime is 8140981. The reversal of 8140963 is 3690418.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8140963 - 2¹ = 8140961 is a prime.

Together with 8140961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (8140961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4070481 + 4070482.

It is an arithmetic number, because the mean of its divisors is an integer number (4070482).

Almost surely, 2^8140963 is an apocalyptic number.

8140963 is a deficient number, since it is larger than the sum of its proper divisors (1).

8140963 is an equidigital number, since it uses as much as digits as its factorization.

8140963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 8140963 is about 2853.2372842089. The cubic root of 8140963 is about 201.1678589207.

It can be divided in two parts, 8140 and 963, that multiplied together give a triangular number (7838820 = T₃₉₅₉).

The spelling of 8140963 in words is "eight million, one hundred forty thousand, nine hundred sixty-three".