4263693493 has 2 divisors, whose sum is σ = 4263693494. Its totient is φ = 4263693492.

The previous prime is 4263693457. The next prime is 4263693547. The reversal of 4263693493 is 3943963624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2862464004 + 1401229489 = 53502^2 + 37433^2 .

It is a cyclic number.

It is not a de Polignac number, because 4263693493 - 2⁹ = 4263692981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4263693433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2131846746 + 2131846747.

It is an arithmetic number, because the mean of its divisors is an integer number (2131846747).

Almost surely, 2^4263693493 is an apocalyptic number.

It is an amenable number.

4263693493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4263693493 is an equidigital number, since it uses as much as digits as its factorization.

4263693493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2519424, while the sum is 49.

The square root of 4263693493 is about 65296.9638880706. The cubic root of 4263693493 is about 1621.5437062187.

The spelling of 4263693493 in words is "four billion, two hundred sixty-three million, six hundred ninety-three thousand, four hundred ninety-three".