5031275261 has 2 divisors, whose sum is σ = 5031275262. Its totient is φ = 5031275260.

The previous prime is 5031275233. The next prime is 5031275339. The reversal of 5031275261 is 1625721305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4837202500 + 194072761 = 69550^2 + 13931^2 .

It is a cyclic number.

It is not a de Polignac number, because 5031275261 - 2²² = 5027080957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5031275761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2515637630 + 2515637631.

It is an arithmetic number, because the mean of its divisors is an integer number (2515637631).

Almost surely, 2^5031275261 is an apocalyptic number.

It is an amenable number.

5031275261 is a deficient number, since it is larger than the sum of its proper divisors (1).

5031275261 is an equidigital number, since it uses as much as digits as its factorization.

5031275261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 5031275261 is about 70931.4828619845. The cubic root of 5031275261 is about 1713.5338682302.

Adding to 5031275261 its reverse (1625721305), we get a palindrome (6656996566).

The spelling of 5031275261 in words is "five billion, thirty-one million, two hundred seventy-five thousand, two hundred sixty-one".