1420040122 has 4 divisors (see below), whose sum is σ = 2130060186. Its totient is φ = 710020060.

The previous prime is 1420040117. The next prime is 1420040137. The reversal of 1420040122 is 2210400241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1077086761 + 342953361 = 32819^2 + 18519^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1420040096 and 1420040105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355010029 + ... + 355010032.

Almost surely, 2^1420040122 is an apocalyptic number.

1420040122 is a deficient number, since it is larger than the sum of its proper divisors (710020064).

1420040122 is an equidigital number, since it uses as much as digits as its factorization.

1420040122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710020063.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1420040122 is about 37683.4197227375. The cubic root of 1420040122 is about 1124.0014506088.

Adding to 1420040122 its reverse (2210400241), we get a palindrome (3630440363).

The spelling of 1420040122 in words is "one billion, four hundred twenty million, forty thousand, one hundred twenty-two".