2471518349 has 2 divisors, whose sum is σ = 2471518350. Its totient is φ = 2471518348.

The previous prime is 2471518333. The next prime is 2471518351. The reversal of 2471518349 is 9438151742.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1540170025 + 931348324 = 39245^2 + 30518^2 .

It is a cyclic number.

It is not a de Polignac number, because 2471518349 - 2⁴ = 2471518333 is a prime.

It is a super-2 number, since 2×2471518349² = 12216805898887371602, which contains 22 as substring.

Together with 2471518351, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2471518249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1235759174 + 1235759175.

It is an arithmetic number, because the mean of its divisors is an integer number (1235759175).

Almost surely, 2^2471518349 is an apocalyptic number.

It is an amenable number.

2471518349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2471518349 is an equidigital number, since it uses as much as digits as its factorization.

2471518349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 44.

The square root of 2471518349 is about 49714.3676315007. The cubic root of 2471518349 is about 1352.0350375842.

The spelling of 2471518349 in words is "two billion, four hundred seventy-one million, five hundred eighteen thousand, three hundred forty-nine".