5431023 has 16 divisors (see below), whose sum is σ = 8665440. Its totient is φ = 3341952.

The previous prime is 5431021. The next prime is 5431037. The reversal of 5431023 is 3201345.

It is not a de Polignac number, because 5431023 - 2¹ = 5431021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5430987 and 5431005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5431021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7386 + ... + 8087.

It is an arithmetic number, because the mean of its divisors is an integer number (541590).

Almost surely, 2^5431023 is an apocalyptic number.

5431023 is a deficient number, since it is larger than the sum of its proper divisors (3234417).

5431023 is a wasteful number, since it uses less digits than its factorization.

5431023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15495 (or 15489 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 5431023 is about 2330.4555348687. The cubic root of 5431023 is about 175.7763925947.

Adding to 5431023 its reverse (3201345), we get a palindrome (8632368).

The spelling of 5431023 in words is "five million, four hundred thirty-one thousand, twenty-three".