5147761709 has 2 divisors, whose sum is σ = 5147761710. Its totient is φ = 5147761708.

The previous prime is 5147761693. The next prime is 5147761733. The reversal of 5147761709 is 9071677415.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4201891684 + 945870025 = 64822^2 + 30755^2 .

It is a cyclic number.

It is not a de Polignac number, because 5147761709 - 2⁴ = 5147761693 is a prime.

It is a super-2 number, since 2×5147761709² = 52998901225293201362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5147761009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2573880854 + 2573880855.

It is an arithmetic number, because the mean of its divisors is an integer number (2573880855).

Almost surely, 2^5147761709 is an apocalyptic number.

It is an amenable number.

5147761709 is a deficient number, since it is larger than the sum of its proper divisors (1).

5147761709 is an equidigital number, since it uses as much as digits as its factorization.

5147761709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 370440, while the sum is 47.

The square root of 5147761709 is about 71747.9038648517. The cubic root of 5147761709 is about 1726.6572838587.

The spelling of 5147761709 in words is "five billion, one hundred forty-seven million, seven hundred sixty-one thousand, seven hundred nine".