5312040761 has 2 divisors, whose sum is σ = 5312040762. Its totient is φ = 5312040760.

The previous prime is 5312040749. The next prime is 5312040781. The reversal of 5312040761 is 1670402135.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5235390736 + 76650025 = 72356^2 + 8755^2 .

It is a cyclic number.

It is not a de Polignac number, because 5312040761 - 2⁶ = 5312040697 is a prime.

It is not a weakly prime, because it can be changed into another prime (5312040781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656020380 + 2656020381.

It is an arithmetic number, because the mean of its divisors is an integer number (2656020381).

Almost surely, 2^5312040761 is an apocalyptic number.

It is an amenable number.

5312040761 is a deficient number, since it is larger than the sum of its proper divisors (1).

5312040761 is an equidigital number, since it uses as much as digits as its factorization.

5312040761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 5312040761 is about 72883.7482639306. The cubic root of 5312040761 is about 1744.8327314812.

Adding to 5312040761 its reverse (1670402135), we get a palindrome (6982442896).

The spelling of 5312040761 in words is "five billion, three hundred twelve million, forty thousand, seven hundred sixty-one".