5151399 has 16 divisors (see below), whose sum is σ = 7697280. Its totient is φ = 3036960.

The previous prime is 5151373. The next prime is 5151407. The reversal of 5151399 is 9931515.

It is not a de Polignac number, because 5151399 - 2²⁰ = 4102823 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 889 + ... + 3330.

It is an arithmetic number, because the mean of its divisors is an integer number (481080).

Almost surely, 2^5151399 is an apocalyptic number.

5151399 is a deficient number, since it is larger than the sum of its proper divisors (2545881).

5151399 is a wasteful number, since it uses less digits than its factorization.

5151399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4270.

The product of its digits is 6075, while the sum is 33.

The square root of 5151399 is about 2269.6693591799. The cubic root of 5151399 is about 172.7063860331.

The spelling of 5151399 in words is "five million, one hundred fifty-one thousand, three hundred ninety-nine".