5233400561 has 2 divisors, whose sum is σ = 5233400562. Its totient is φ = 5233400560.

The previous prime is 5233400539. The next prime is 5233400567. The reversal of 5233400561 is 1650043325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4904340961 + 329059600 = 70031^2 + 18140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5233400561 is a prime.

It is a super-2 number, since 2×5233400561² = 54776962863750229442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5233400567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2616700280 + 2616700281.

It is an arithmetic number, because the mean of its divisors is an integer number (2616700281).

Almost surely, 2^5233400561 is an apocalyptic number.

It is an amenable number.

5233400561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5233400561 is an equidigital number, since it uses as much as digits as its factorization.

5233400561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 5233400561 is about 72342.2460323150. The cubic root of 5233400561 is about 1736.1796395445.

Adding to 5233400561 its reverse (1650043325), we get a palindrome (6883443886).

The spelling of 5233400561 in words is "five billion, two hundred thirty-three million, four hundred thousand, five hundred sixty-one".