5436240361 has 2 divisors, whose sum is σ = 5436240362. Its totient is φ = 5436240360.

The previous prime is 5436240323. The next prime is 5436240373. The reversal of 5436240361 is 1630426345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5302606761 + 133633600 = 72819^2 + 11560^2 .

It is a cyclic number.

It is not a de Polignac number, because 5436240361 - 2⁹ = 5436239849 is a prime.

It is not a weakly prime, because it can be changed into another prime (5436240391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2718120180 + 2718120181.

It is an arithmetic number, because the mean of its divisors is an integer number (2718120181).

Almost surely, 2^5436240361 is an apocalyptic number.

It is an amenable number.

5436240361 is a deficient number, since it is larger than the sum of its proper divisors (1).

5436240361 is an equidigital number, since it uses as much as digits as its factorization.

5436240361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 5436240361 is about 73730.8643717134. The cubic root of 5436240361 is about 1758.3266163656.

The spelling of 5436240361 in words is "five billion, four hundred thirty-six million, two hundred forty thousand, three hundred sixty-one".