863450747 has 2 divisors, whose sum is σ = 863450748. Its totient is φ = 863450746.

The previous prime is 863450729. The next prime is 863450807. The reversal of 863450747 is 747054368.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 863450747 - 2²² = 859256443 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 863450698 and 863450707.

It is not a weakly prime, because it can be changed into another prime (863450647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431725373 + 431725374.

It is an arithmetic number, because the mean of its divisors is an integer number (431725374).

Almost surely, 2^863450747 is an apocalyptic number.

863450747 is a deficient number, since it is larger than the sum of its proper divisors (1).

863450747 is an equidigital number, since it uses as much as digits as its factorization.

863450747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 44.

The square root of 863450747 is about 29384.5324448084. The cubic root of 863450747 is about 952.2387632155.

The spelling of 863450747 in words is "eight hundred sixty-three million, four hundred fifty thousand, seven hundred forty-seven".