5394815999 has 4 divisors (see below), whose sum is σ = 5411834664. Its totient is φ = 5377797336.

The previous prime is 5394815983. The next prime is 5394816001. The reversal of 5394815999 is 9995184935.

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 5394815999 - 2⁴ = 5394815983 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 (5394815099) 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, 8508857 + ... + 8509490.

It is an arithmetic number, because the mean of its divisors is an integer number (1352958666).

Almost surely, 2^5394815999 is an apocalyptic number.

5394815999 is a deficient number, since it is larger than the sum of its proper divisors (17018665).

5394815999 is a wasteful number, since it uses less digits than its factorization.

5394815999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17018664.

The product of its digits is 15746400, while the sum is 62.

The square root of 5394815999 is about 73449.4111548895. The cubic root of 5394815999 is about 1753.8490516661.

The spelling of 5394815999 in words is "five billion, three hundred ninety-four million, eight hundred fifteen thousand, nine hundred ninety-nine".