5120233409 has 2 divisors, whose sum is σ = 5120233410. Its totient is φ = 5120233408.

The previous prime is 5120233361. The next prime is 5120233421. The reversal of 5120233409 is 9043320215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4849729600 + 270503809 = 69640^2 + 16447^2 .

It is a cyclic number.

It is not a de Polignac number, because 5120233409 - 2¹² = 5120229313 is a prime.

It is a super-2 number, since 2×5120233409² = 52433580325279522562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5120233499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560116704 + 2560116705.

It is an arithmetic number, because the mean of its divisors is an integer number (2560116705).

Almost surely, 2^5120233409 is an apocalyptic number.

It is an amenable number.

5120233409 is a deficient number, since it is larger than the sum of its proper divisors (1).

5120233409 is an equidigital number, since it uses as much as digits as its factorization.

5120233409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 5120233409 is about 71555.8062563759. The cubic root of 5120233409 is about 1723.5739424841.

The spelling of 5120233409 in words is "five billion, one hundred twenty million, two hundred thirty-three thousand, four hundred nine".