5087817461 has 2 divisors, whose sum is σ = 5087817462. Its totient is φ = 5087817460.

The previous prime is 5087817457. The next prime is 5087817479. The reversal of 5087817461 is 1647187805.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5025959236 + 61858225 = 70894^2 + 7865^2 .

It is a cyclic number.

It is not a de Polignac number, because 5087817461 - 2² = 5087817457 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5087817401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2543908730 + 2543908731.

It is an arithmetic number, because the mean of its divisors is an integer number (2543908731).

Almost surely, 2^5087817461 is an apocalyptic number.

It is an amenable number.

5087817461 is a deficient number, since it is larger than the sum of its proper divisors (1).

5087817461 is an equidigital number, since it uses as much as digits as its factorization.

5087817461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 376320, while the sum is 47.

The square root of 5087817461 is about 71328.9384541786. The cubic root of 5087817461 is about 1719.9289520184.

The spelling of 5087817461 in words is "five billion, eighty-seven million, eight hundred seventeen thousand, four hundred sixty-one".