1227001332 has 24 divisors (see below), whose sum is σ = 2987482176. Its totient is φ = 391217728.

The previous prime is 1227001319. The next prime is 1227001343. The reversal of 1227001332 is 2331007221.

It is a junction number, because it is equal to n+sod(n) for n = 1227001299 and 1227001308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2222553 + ... + 2223104.

It is an arithmetic number, because the mean of its divisors is an integer number (124478424).

Almost surely, 2^1227001332 is an apocalyptic number.

1227001332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1227001332 is an abundant number, since it is smaller than the sum of its proper divisors (1760480844).

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

1227001332 is a wasteful number, since it uses less digits than its factorization.

1227001332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4445687 (or 4445685 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 1227001332 is about 35028.5787893257. The cubic root of 1227001332 is about 1070.5698574570.

Adding to 1227001332 its reverse (2331007221), we get a palindrome (3558008553).

The spelling of 1227001332 in words is "one billion, two hundred twenty-seven million, one thousand, three hundred thirty-two".