5139993 has 8 divisors (see below), whose sum is σ = 6982848. Its totient is φ = 3361904.

The previous prime is 5139983. The next prime is 5140007. The reversal of 5139993 is 3999315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5139993 - 2⁸ = 5139737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5139913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16005 + ... + 16322.

It is an arithmetic number, because the mean of its divisors is an integer number (872856).

Almost surely, 2^5139993 is an apocalyptic number.

5139993 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

5139993 is a deficient number, since it is larger than the sum of its proper divisors (1842855).

5139993 is a wasteful number, since it uses less digits than its factorization.

5139993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32383.

The product of its digits is 32805, while the sum is 39.

The square root of 5139993 is about 2267.1552659666. The cubic root of 5139993 is about 172.5788255581.

The spelling of 5139993 in words is "five million, one hundred thirty-nine thousand, nine hundred ninety-three".