1214153732 has 48 divisors (see below), whose sum is σ = 2457967680. Its totient is φ = 518976000.

The previous prime is 1214153729. The next prime is 1214153771. The reversal of 1214153732 is 2373514121.

It is a junction number, because it is equal to n+sod(n) for n = 1214153695 and 1214153704.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109232 + ... + 119832.

It is an arithmetic number, because the mean of its divisors is an integer number (51207660).

Almost surely, 2^1214153732 is an apocalyptic number.

It is an amenable number.

1214153732 is an abundant number, since it is smaller than the sum of its proper divisors (1243813948).

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

1214153732 is a wasteful number, since it uses less digits than its factorization.

1214153732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10772 (or 10770 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 1214153732 is about 34844.7088092296. The cubic root of 1214153732 is about 1066.8201901855.

Adding to 1214153732 its reverse (2373514121), we get a palindrome (3587667853).

The spelling of 1214153732 in words is "one billion, two hundred fourteen million, one hundred fifty-three thousand, seven hundred thirty-two".