5390555309 has 2 divisors, whose sum is σ = 5390555310. Its totient is φ = 5390555308.

The previous prime is 5390555297. The next prime is 5390555321. The reversal of 5390555309 is 9035550935.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (5390555297) and next prime (5390555321).

It can be written as a sum of positive squares in only one way, i.e., 2886053284 + 2504502025 = 53722^2 + 50045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5390555309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5390555309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5390555329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2695277654 + 2695277655.

It is an arithmetic number, because the mean of its divisors is an integer number (2695277655).

Almost surely, 2^5390555309 is an apocalyptic number.

It is an amenable number.

5390555309 is a deficient number, since it is larger than the sum of its proper divisors (1).

5390555309 is an equidigital number, since it uses as much as digits as its factorization.

5390555309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 455625, while the sum is 44.

The square root of 5390555309 is about 73420.4011770570. The cubic root of 5390555309 is about 1753.3872147714.

The spelling of 5390555309 in words is "five billion, three hundred ninety million, five hundred fifty-five thousand, three hundred nine".