5640983941 has 2 divisors, whose sum is σ = 5640983942. Its totient is φ = 5640983940.

The previous prime is 5640983903. The next prime is 5640983963. The reversal of 5640983941 is 1493890465.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5137879041 + 503104900 = 71679^2 + 22430^2 .

It is a cyclic number.

It is not a de Polignac number, because 5640983941 - 2⁹ = 5640983429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5640983041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2820491970 + 2820491971.

It is an arithmetic number, because the mean of its divisors is an integer number (2820491971).

Almost surely, 2^5640983941 is an apocalyptic number.

It is an amenable number.

5640983941 is a deficient number, since it is larger than the sum of its proper divisors (1).

5640983941 is an equidigital number, since it uses as much as digits as its factorization.

5640983941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 49.

The square root of 5640983941 is about 75106.4840143646. The cubic root of 5640983941 is about 1780.1295976213.

The spelling of 5640983941 in words is "five billion, six hundred forty million, nine hundred eighty-three thousand, nine hundred forty-one".