5391503 has 4 divisors (see below), whose sum is σ = 5806248. Its totient is φ = 4976760.

The previous prime is 5391487. The next prime is 5391509. The reversal of 5391503 is 3051935.

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 5391503 - 2⁴ = 5391487 is a prime.

It is a Duffinian number.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5391509) 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, 207353 + ... + 207378.

It is an arithmetic number, because the mean of its divisors is an integer number (1451562).

Almost surely, 2^5391503 is an apocalyptic number.

5391503 is a deficient number, since it is larger than the sum of its proper divisors (414745).

5391503 is a wasteful number, since it uses less digits than its factorization.

5391503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414744.

The product of its (nonzero) digits is 2025, while the sum is 26.

The square root of 5391503 is about 2321.9610246514. The cubic root of 5391503 is about 175.3489960643.

The spelling of 5391503 in words is "five million, three hundred ninety-one thousand, five hundred three".