1420288132 has 12 divisors (see below), whose sum is σ = 2526250636. Its totient is φ = 698502240.

The previous prime is 1420288127. The next prime is 1420288153. The reversal of 1420288132 is 2318820241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 407393856 + 1012894276 = 20184^2 + 31826^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1420288094 and 1420288103.

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, 2910183 + ... + 2910670.

Almost surely, 2^1420288132 is an apocalyptic number.

It is an amenable number.

1420288132 is a deficient number, since it is larger than the sum of its proper divisors (1105962504).

1420288132 is a wasteful number, since it uses less digits than its factorization.

1420288132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5820918 (or 5820916 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 1420288132 is about 37686.7102836000. The cubic root of 1420288132 is about 1124.0668824155.

The spelling of 1420288132 in words is "one billion, four hundred twenty million, two hundred eighty-eight thousand, one hundred thirty-two".