1146121432 has 8 divisors (see below), whose sum is σ = 2148977700. Its totient is φ = 573060712.

The previous prime is 1146121409. The next prime is 1146121451. The reversal of 1146121432 is 2341216411.

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

It is a junction number, because it is equal to n+sod(n) for n = 1146121397 and 1146121406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71632582 + ... + 71632597.

Almost surely, 2^1146121432 is an apocalyptic number.

It is an amenable number.

1146121432 is a deficient number, since it is larger than the sum of its proper divisors (1002856268).

1146121432 is a wasteful number, since it uses less digits than its factorization.

1146121432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143265185 (or 143265181 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 1146121432 is about 33854.4152511899. The cubic root of 1146121432 is about 1046.5103902522.

Adding to 1146121432 its reverse (2341216411), we get a palindrome (3487337843).

The spelling of 1146121432 in words is "one billion, one hundred forty-six million, one hundred twenty-one thousand, four hundred thirty-two".