534431303 has 4 divisors (see below), whose sum is σ = 610778640. Its totient is φ = 458083968.

The previous prime is 534431291. The next prime is 534431323. The reversal of 534431303 is 303134435.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303134435 = 5 ⋅60626887.

It is a cyclic number.

It is not a de Polignac number, because 534431303 - 2⁶ = 534431239 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 (534431323) 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, 38173658 + ... + 38173671.

It is an arithmetic number, because the mean of its divisors is an integer number (152694660).

Almost surely, 2^534431303 is an apocalyptic number.

534431303 is a deficient number, since it is larger than the sum of its proper divisors (76347337).

534431303 is an equidigital number, since it uses as much as digits as its factorization.

534431303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76347336.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 534431303 is about 23117.7702860808. The cubic root of 534431303 is about 811.5163907290.

Adding to 534431303 its reverse (303134435), we get a palindrome (837565738).

The spelling of 534431303 in words is "five hundred thirty-four million, four hundred thirty-one thousand, three hundred three".