5403431 has 8 divisors (see below), whose sum is σ = 6038928. Its totient is φ = 4792000.

The previous prime is 5403427. The next prime is 5403451. The reversal of 5403431 is 1343045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5403431 - 2² = 5403427 is a prime.

It is a super-2 number, since 2×5403431² = 58394133143522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5403401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5540 + ... + 6441.

It is an arithmetic number, because the mean of its divisors is an integer number (754866).

Almost surely, 2^5403431 is an apocalyptic number.

5403431 is a deficient number, since it is larger than the sum of its proper divisors (635497).

5403431 is a wasteful number, since it uses less digits than its factorization.

5403431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12033.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 5403431 is about 2324.5281241577. The cubic root of 5403431 is about 175.4782131108.

Adding to 5403431 its reverse (1343045), we get a palindrome (6746476).

The spelling of 5403431 in words is "five million, four hundred three thousand, four hundred thirty-one".