1421233132 has 12 divisors (see below), whose sum is σ = 2713263336. Its totient is φ = 646015040.

The previous prime is 1421233127. The next prime is 1421233157. The reversal of 1421233132 is 2313321241.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 16150333 + ... + 16150420.

It is an arithmetic number, because the mean of its divisors is an integer number (226105278).

Almost surely, 2^1421233132 is an apocalyptic number.

It is an amenable number.

1421233132 is a deficient number, since it is larger than the sum of its proper divisors (1292030204).

1421233132 is a wasteful number, since it uses less digits than its factorization.

1421233132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32300768 (or 32300766 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 1421233132 is about 37699.2457749489. The cubic root of 1421233132 is about 1124.3161294231.

Adding to 1421233132 its reverse (2313321241), we get a palindrome (3734554373).

The spelling of 1421233132 in words is "one billion, four hundred twenty-one million, two hundred thirty-three thousand, one hundred thirty-two".