1135138432 has 32 divisors (see below), whose sum is σ = 2380435200. Its totient is φ = 537696000.

The previous prime is 1135138421. The next prime is 1135138453. The reversal of 1135138432 is 2348315311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 1135138394 and 1135138403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230944 + ... + 235807.

It is an arithmetic number, because the mean of its divisors is an integer number (74388600).

Almost surely, 2^1135138432 is an apocalyptic number.

It is an amenable number.

1135138432 is an abundant number, since it is smaller than the sum of its proper divisors (1245296768).

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

1135138432 is an equidigital number, since it uses as much as digits as its factorization.

1135138432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466784 (or 466772 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 1135138432 is about 33691.8155046593. The cubic root of 1135138432 is about 1043.1568379523.

The spelling of 1135138432 in words is "one billion, one hundred thirty-five million, one hundred thirty-eight thousand, four hundred thirty-two".