2135154432 has 36 divisors (see below), whose sum is σ = 5682626600. Its totient is φ = 711717888.

The previous prime is 2135154403. The next prime is 2135154479. The reversal of 2135154432 is 2344515312.

It is a self number, because there is not a number n which added to its sum of digits gives 2135154432.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 1389307 + ... + 1390842.

Almost surely, 2^2135154432 is an apocalyptic number.

It is an amenable number.

2135154432 is an abundant number, since it is smaller than the sum of its proper divisors (3547472168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2135154432 is an equidigital number, since it uses as much as digits as its factorization.

2135154432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780168 (or 2780154 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 2135154432 is about 46207.7313011578. The cubic root of 2135154432 is about 1287.6853776749.

Adding to 2135154432 its reverse (2344515312), we get a palindrome (4479669744).

The spelling of 2135154432 in words is "two billion, one hundred thirty-five million, one hundred fifty-four thousand, four hundred thirty-two".