5365035721 has 2 divisors, whose sum is σ = 5365035722. Its totient is φ = 5365035720.

The previous prime is 5365035713. The next prime is 5365035727. The reversal of 5365035721 is 1275305635.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3150015625 + 2215020096 = 56125^2 + 47064^2 .

It is a cyclic number.

It is not a de Polignac number, because 5365035721 - 2³ = 5365035713 is a prime.

It is a super-3 number, since 3×5365035721³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5365035727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2682517860 + 2682517861.

It is an arithmetic number, because the mean of its divisors is an integer number (2682517861).

Almost surely, 2^5365035721 is an apocalyptic number.

It is an amenable number.

5365035721 is a deficient number, since it is larger than the sum of its proper divisors (1).

5365035721 is an equidigital number, since it uses as much as digits as its factorization.

5365035721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94500, while the sum is 37.

The square root of 5365035721 is about 73246.4041506476. The cubic root of 5365035721 is about 1750.6159160996.

The spelling of 5365035721 in words is "five billion, three hundred sixty-five million, thirty-five thousand, seven hundred twenty-one".