1420045304 has 8 divisors (see below), whose sum is σ = 2662584960. Its totient is φ = 710022648.

The previous prime is 1420045283. The next prime is 1420045307. The reversal of 1420045304 is 4035400241.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1420045304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420045307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88752824 + ... + 88752839.

It is an arithmetic number, because the mean of its divisors is an integer number (332823120).

Almost surely, 2^1420045304 is an apocalyptic number.

It is an amenable number.

1420045304 is a deficient number, since it is larger than the sum of its proper divisors (1242539656).

1420045304 is a wasteful number, since it uses less digits than its factorization.

1420045304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177505669 (or 177505665 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 1420045304 is about 37683.4884797042. The cubic root of 1420045304 is about 1124.0028178397.

Adding to 1420045304 its reverse (4035400241), we get a palindrome (5455445545).

The spelling of 1420045304 in words is "one billion, four hundred twenty million, forty-five thousand, three hundred four".