104534431 has 4 divisors (see below), whose sum is σ = 105226864. Its totient is φ = 103842000.

The previous prime is 104534429. The next prime is 104534483. The reversal of 104534431 is 134435401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 134435401 = 53 ⋅2536517.

It is a cyclic number.

It is not a de Polignac number, because 104534431 - 2¹ = 104534429 is a prime.

It is a super-2 number, since 2×104534431² = 21854894528987522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104534396 and 104534405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104504431) 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, 345990 + ... + 346291.

It is an arithmetic number, because the mean of its divisors is an integer number (26306716).

Almost surely, 2^104534431 is an apocalyptic number.

104534431 is a deficient number, since it is larger than the sum of its proper divisors (692433).

104534431 is an equidigital number, since it uses as much as digits as its factorization.

104534431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692432.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 104534431 is about 10224.2080866931. The cubic root of 104534431 is about 471.0710912446.

Adding to 104534431 its reverse (134435401), we get a palindrome (238969832).

It can be divided in two parts, 10453 and 4431, that added together give a square (14884 = 122²).

The spelling of 104534431 in words is "one hundred four million, five hundred thirty-four thousand, four hundred thirty-one".