6514612249 has 2 divisors, whose sum is σ = 6514612250. Its totient is φ = 6514612248.

The previous prime is 6514612219. The next prime is 6514612283. The reversal of 6514612249 is 9422164156.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5976372249 + 538240000 = 77307^2 + 23200^2 .

It is a cyclic number.

It is not a de Polignac number, because 6514612249 - 2⁵ = 6514612217 is a prime.

It is not a weakly prime, because it can be changed into another prime (6514612219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3257306124 + 3257306125.

It is an arithmetic number, because the mean of its divisors is an integer number (3257306125).

Almost surely, 2^6514612249 is an apocalyptic number.

It is an amenable number.

6514612249 is a deficient number, since it is larger than the sum of its proper divisors (1).

6514612249 is an equidigital number, since it uses as much as digits as its factorization.

6514612249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 6514612249 is about 80713.1479314244. The cubic root of 6514612249 is about 1867.6530031205.

The spelling of 6514612249 in words is "six billion, five hundred fourteen million, six hundred twelve thousand, two hundred forty-nine".