2104531431 has 8 divisors (see below), whose sum is σ = 2814520704. Its totient is φ = 1398781560.

The previous prime is 2104531411. The next prime is 2104531459. The reversal of 2104531431 is 1341354012.

It is a happy number.

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

It is not a de Polignac number, because 2104531431 - 2⁹ = 2104530919 is a prime.

It is a super-2 number, since 2×2104531431² = 8858105088133815522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104531411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1058691 + ... + 1060676.

It is an arithmetic number, because the mean of its divisors is an integer number (351815088).

Almost surely, 2^2104531431 is an apocalyptic number.

2104531431 is a deficient number, since it is larger than the sum of its proper divisors (709989273).

2104531431 is a wasteful number, since it uses less digits than its factorization.

2104531431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119701.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2104531431 is about 45875.1722721561. The cubic root of 2104531431 is about 1281.4995915390.

Adding to 2104531431 its reverse (1341354012), we get a palindrome (3445885443).

The spelling of 2104531431 in words is "two billion, one hundred four million, five hundred thirty-one thousand, four hundred thirty-one".