4057969493 has 2 divisors, whose sum is σ = 4057969494. Its totient is φ = 4057969492.

The previous prime is 4057969481. The next prime is 4057969499. The reversal of 4057969493 is 3949697504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3946603684 + 111365809 = 62822^2 + 10553^2 .

It is a cyclic number.

It is not a de Polignac number, because 4057969493 - 2⁴ = 4057969477 is a prime.

It is a super-2 number, since 2×4057969493² = 32934232812237354098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4057969499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2028984746 + 2028984747.

It is an arithmetic number, because the mean of its divisors is an integer number (2028984747).

Almost surely, 2^4057969493 is an apocalyptic number.

It is an amenable number.

4057969493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4057969493 is an equidigital number, since it uses as much as digits as its factorization.

4057969493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The square root of 4057969493 is about 63702.1937848297. The cubic root of 4057969493 is about 1595.0327057690.

The spelling of 4057969493 in words is "four billion, fifty-seven million, nine hundred sixty-nine thousand, four hundred ninety-three".