5940011221 has 2 divisors, whose sum is σ = 5940011222. Its totient is φ = 5940011220.

The previous prime is 5940011183. The next prime is 5940011251. The reversal of 5940011221 is 1221100495.

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., 4825386225 + 1114624996 = 69465^2 + 33386^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5940011221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5940011251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2970005610 + 2970005611.

It is an arithmetic number, because the mean of its divisors is an integer number (2970005611).

Almost surely, 2^5940011221 is an apocalyptic number.

It is an amenable number.

5940011221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5940011221 is an equidigital number, since it uses as much as digits as its factorization.

5940011221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 5940011221 is about 77071.4682680952. The cubic root of 5940011221 is about 1811.0443614267.

The spelling of 5940011221 in words is "five billion, nine hundred forty million, eleven thousand, two hundred twenty-one".