2135487832 has 8 divisors (see below), whose sum is σ = 4004039700. Its totient is φ = 1067743912.

The previous prime is 2135487811. The next prime is 2135487833. The reversal of 2135487832 is 2387845312.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135487833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133467982 + ... + 133467997.

Almost surely, 2^2135487832 is an apocalyptic number.

It is an amenable number.

2135487832 is a deficient number, since it is larger than the sum of its proper divisors (1868551868).

2135487832 is a wasteful number, since it uses less digits than its factorization.

2135487832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266935985 (or 266935981 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 2135487832 is about 46211.3387817319. The cubic root of 2135487832 is about 1287.7523973332.

The spelling of 2135487832 in words is "two billion, one hundred thirty-five million, four hundred eighty-seven thousand, eight hundred thirty-two".