2143535404 has 6 divisors (see below), whose sum is σ = 3751186964. Its totient is φ = 1071767700.

The previous prime is 2143535399. The next prime is 2143535413. The reversal of 2143535404 is 4045353412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267941922 + ... + 267941929.

Almost surely, 2^2143535404 is an apocalyptic number.

It is an amenable number.

2143535404 is a deficient number, since it is larger than the sum of its proper divisors (1607651560).

2143535404 is a wasteful number, since it uses less digits than its factorization.

2143535404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535883855 (or 535883853 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 2143535404 is about 46298.3304666594. The cubic root of 2143535404 is about 1289.3679984123.

Adding to 2143535404 its reverse (4045353412), we get a palindrome (6188888816).

The spelling of 2143535404 in words is "two billion, one hundred forty-three million, five hundred thirty-five thousand, four hundred four".