4397694463 has 2 divisors, whose sum is σ = 4397694464. Its totient is φ = 4397694462.

The previous prime is 4397694439. The next prime is 4397694467. The reversal of 4397694463 is 3644967934.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4397694463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4397694467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2198847231 + 2198847232.

It is an arithmetic number, because the mean of its divisors is an integer number (2198847232).

Almost surely, 2^4397694463 is an apocalyptic number.

4397694463 is a deficient number, since it is larger than the sum of its proper divisors (1).

4397694463 is an equidigital number, since it uses as much as digits as its factorization.

4397694463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11757312, while the sum is 55.

The square root of 4397694463 is about 66315.1148909508. The cubic root of 4397694463 is about 1638.3562827873.

The spelling of 4397694463 in words is "four billion, three hundred ninety-seven million, six hundred ninety-four thousand, four hundred sixty-three".