1420431104 has 18 divisors (see below), whose sum is σ = 2835314160. Its totient is φ = 710215424.

The previous prime is 1420431091. The next prime is 1420431109. The reversal of 1420431104 is 4011340241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420431109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2774024 + ... + 2774535.

Almost surely, 2^1420431104 is an apocalyptic number.

It is an amenable number.

1420431104 is a deficient number, since it is larger than the sum of its proper divisors (1414883056).

1420431104 is an frugal number, since it uses more digits than its factorization.

1420431104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5548575 (or 5548561 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1420431104 is about 37688.6070849003. The cubic root of 1420431104 is about 1124.1045988700.

Adding to 1420431104 its reverse (4011340241), we get a palindrome (5431771345).

The spelling of 1420431104 in words is "one billion, four hundred twenty million, four hundred thirty-one thousand, one hundred four".