1420111432 has 16 divisors (see below), whose sum is σ = 2663299260. Its totient is φ = 709898304.

The previous prime is 1420111423. The next prime is 1420111447. The reversal of 1420111432 is 2341110241.

It can be written as a sum of positive squares in 2 ways, for example, as 1399807396 + 20304036 = 37414^2 + 4506^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24498 + ... + 58654.

Almost surely, 2^1420111432 is an apocalyptic number.

It is an amenable number.

1420111432 is a deficient number, since it is larger than the sum of its proper divisors (1243187828).

1420111432 is a wasteful number, since it uses less digits than its factorization.

1420111432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39360 (or 39356 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1420111432 is about 37684.3658829494. The cubic root of 1420111432 is about 1124.0202649133.

Adding to 1420111432 its reverse (2341110241), we get a palindrome (3761221673).

The spelling of 1420111432 in words is "one billion, four hundred twenty million, one hundred eleven thousand, four hundred thirty-two".