863975363 has 16 divisors (see below), whose sum is σ = 906178560. Its totient is φ = 822744000.

The previous prime is 863975351. The next prime is 863975389. The reversal of 863975363 is 363579368.

It is a cyclic number.

It is not a de Polignac number, because 863975363 - 2⁸ = 863975107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (863975323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1437263 + ... + 1437863.

It is an arithmetic number, because the mean of its divisors is an integer number (56636160).

Almost surely, 2^863975363 is an apocalyptic number.

863975363 is a deficient number, since it is larger than the sum of its proper divisors (42203197).

863975363 is a wasteful number, since it uses less digits than its factorization.

863975363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298.

The product of its digits is 2449440, while the sum is 50.

The square root of 863975363 is about 29393.4578265300. The cubic root of 863975363 is about 952.4315781320.

The spelling of 863975363 in words is "eight hundred sixty-three million, nine hundred seventy-five thousand, three hundred sixty-three".