1420045355 has 16 divisors (see below), whose sum is σ = 1722990528. Its totient is φ = 1123440000.

The previous prime is 1420045337. The next prime is 1420045381. The reversal of 1420045355 is 5535400241.

It is not a de Polignac number, because 1420045355 - 2¹⁰ = 1420044331 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 762125 + ... + 763985.

It is an arithmetic number, because the mean of its divisors is an integer number (107686908).

Almost surely, 2^1420045355 is an apocalyptic number.

1420045355 is a deficient number, since it is larger than the sum of its proper divisors (302945173).

1420045355 is a wasteful number, since it uses less digits than its factorization.

1420045355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 1420045355 is about 37683.4891563931. The cubic root of 1420045355 is about 1124.0028312957.

Adding to 1420045355 its reverse (5535400241), we get a palindrome (6955445596).

The spelling of 1420045355 in words is "one billion, four hundred twenty million, forty-five thousand, three hundred fifty-five".