1420140112 has 10 divisors (see below), whose sum is σ = 2751521498. Its totient is φ = 710070048.

The previous prime is 1420140097. The next prime is 1420140119. The reversal of 1420140112 is 2110410241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1353945616 + 66194496 = 36796^2 + 8136^2 .

It is a super-2 number, since 2×1420140112² = 4033595875422745088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 88758757 = 1420140112 / (1 + 4 + 2 + 0 + 1 + 4 + 0 + 1 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420140119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44379363 + ... + 44379394.

Almost surely, 2^1420140112 is an apocalyptic number.

It is an amenable number.

1420140112 is a deficient number, since it is larger than the sum of its proper divisors (1331381386).

1420140112 is an equidigital number, since it uses as much as digits as its factorization.

1420140112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88758765 (or 88758759 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1420140112 is about 37684.7464101856. The cubic root of 1420140112 is about 1124.0278316162.

Adding to 1420140112 its reverse (2110410241), we get a palindrome (3530550353).

The spelling of 1420140112 in words is "one billion, four hundred twenty million, one hundred forty thousand, one hundred twelve".