5514999949 has 2 divisors, whose sum is σ = 5514999950. Its totient is φ = 5514999948.

The previous prime is 5514999947. The next prime is 5515000031. The reversal of 5514999949 is 9499994155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5504156100 + 10843849 = 74190^2 + 3293^2 .

It is a cyclic number.

It is not a de Polignac number, because 5514999949 - 2¹ = 5514999947 is a prime.

Together with 5514999947, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5514999943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757499974 + 2757499975.

It is an arithmetic number, because the mean of its divisors is an integer number (2757499975).

Almost surely, 2^5514999949 is an apocalyptic number.

It is an amenable number.

5514999949 is a deficient number, since it is larger than the sum of its proper divisors (1).

5514999949 is an equidigital number, since it uses as much as digits as its factorization.

5514999949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23619600, while the sum is 64.

The square root of 5514999949 is about 74263.0456485593. The cubic root of 5514999949 is about 1766.7774093904. Note that the first 3 decimals are identical.

The spelling of 5514999949 in words is "five billion, five hundred fourteen million, nine hundred ninety-nine thousand, nine hundred forty-nine".