5121739 has 8 divisors (see below), whose sum is σ = 5868800. Its totient is φ = 4378536.

The previous prime is 5121737. The next prime is 5121749. The reversal of 5121739 is 9371215.

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 5121739 - 2¹ = 5121737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5121737) 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, 2962 + ... + 4360.

It is an arithmetic number, because the mean of its divisors is an integer number (733600).

Almost surely, 2^5121739 is an apocalyptic number.

5121739 is a deficient number, since it is larger than the sum of its proper divisors (747061).

5121739 is a wasteful number, since it uses less digits than its factorization.

5121739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929.

The product of its digits is 1890, while the sum is 28.

The square root of 5121739 is about 2263.1259355149. The cubic root of 5121739 is about 172.3742863371.

The spelling of 5121739 in words is "five million, one hundred twenty-one thousand, seven hundred thirty-nine".