5405321503 has 4 divisors (see below), whose sum is σ = 5429133720. Its totient is φ = 5381509288.

The previous prime is 5405321501. The next prime is 5405321507. The reversal of 5405321503 is 3051235045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3051235045 = 5 ⋅610247009.

It is a cyclic number.

It is not a de Polignac number, because 5405321503 - 2¹ = 5405321501 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 (5405321501) 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, 11905768 + ... + 11906221.

It is an arithmetic number, because the mean of its divisors is an integer number (1357283430).

Almost surely, 2^5405321503 is an apocalyptic number.

5405321503 is a deficient number, since it is larger than the sum of its proper divisors (23812217).

5405321503 is a wasteful number, since it uses less digits than its factorization.

5405321503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23812216.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 5405321503 is about 73520.8916091202. The cubic root of 5405321503 is about 1754.9867562846.

Adding to 5405321503 its reverse (3051235045), we get a palindrome (8456556548).

The spelling of 5405321503 in words is "five billion, four hundred five million, three hundred twenty-one thousand, five hundred three".