5149799 has 4 divisors (see below), whose sum is σ = 5155080. Its totient is φ = 5144520.

The previous prime is 5149783. The next prime is 5149801. The reversal of 5149799 is 9979415.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9979415 = 5 ⋅1995883.

It is a cyclic number.

It is not a de Polignac number, because 5149799 - 2⁴ = 5149783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5149709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704 + ... + 3285.

It is an arithmetic number, because the mean of its divisors is an integer number (1288770).

Almost surely, 2^5149799 is an apocalyptic number.

5149799 is a deficient number, since it is larger than the sum of its proper divisors (5281).

5149799 is a wasteful number, since it uses less digits than its factorization.

5149799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5280.

The product of its digits is 102060, while the sum is 44.

The square root of 5149799 is about 2269.3168575587. The cubic root of 5149799 is about 172.6885035879.

The spelling of 5149799 in words is "five million, one hundred forty-nine thousand, seven hundred ninety-nine".