4365985493 has 2 divisors, whose sum is σ = 4365985494. Its totient is φ = 4365985492.

The previous prime is 4365985487. The next prime is 4365985529. The reversal of 4365985493 is 3945895634.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3129619249 + 1236366244 = 55943^2 + 35162^2 .

It is a cyclic number.

It is not a de Polignac number, because 4365985493 - 2¹² = 4365981397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4365985193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2182992746 + 2182992747.

It is an arithmetic number, because the mean of its divisors is an integer number (2182992747).

Almost surely, 2^4365985493 is an apocalyptic number.

It is an amenable number.

4365985493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4365985493 is an equidigital number, since it uses as much as digits as its factorization.

4365985493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13996800, while the sum is 56.

The square root of 4365985493 is about 66075.6043710536. The cubic root of 4365985493 is about 1634.4090664982.

The spelling of 4365985493 in words is "four billion, three hundred sixty-five million, nine hundred eighty-five thousand, four hundred ninety-three".