5140239999 has 4 divisors (see below), whose sum is σ = 6853653336. Its totient is φ = 3426826664.

The previous prime is 5140239967. The next prime is 5140240009. The reversal of 5140239999 is 9999320415.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5140239999 - 2⁵ = 5140239967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5140239919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856706664 + ... + 856706669.

It is an arithmetic number, because the mean of its divisors is an integer number (1713413334).

Almost surely, 2^5140239999 is an apocalyptic number.

5140239999 is a deficient number, since it is larger than the sum of its proper divisors (1713413337).

5140239999 is a wasteful number, since it uses less digits than its factorization.

5140239999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713413336.

The product of its (nonzero) digits is 787320, while the sum is 51.

The square root of 5140239999 is about 71695.4670742858. The cubic root of 5140239999 is about 1725.8158990134.

The spelling of 5140239999 in words is "five billion, one hundred forty million, two hundred thirty-nine thousand, nine hundred ninety-nine".