1404724345 has 16 divisors (see below), whose sum is σ = 1713737088. Its totient is φ = 1105125120.

The previous prime is 1404724337. The next prime is 1404724361. The reversal of 1404724345 is 5434274041.

It is not a de Polignac number, because 1404724345 - 2³ = 1404724337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1404724345.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213505 + ... + 219985.

It is an arithmetic number, because the mean of its divisors is an integer number (107108568).

Almost surely, 2^1404724345 is an apocalyptic number.

It is an amenable number.

1404724345 is a deficient number, since it is larger than the sum of its proper divisors (309012743).

1404724345 is an equidigital number, since it uses as much as digits as its factorization.

1404724345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7200.

The product of its (nonzero) digits is 53760, while the sum is 34.

The square root of 1404724345 is about 37479.6524130094. The cubic root of 1404724345 is about 1119.9458798785.

Adding to 1404724345 its reverse (5434274041), we get a palindrome (6838998386).

The spelling of 1404724345 in words is "one billion, four hundred four million, seven hundred twenty-four thousand, three hundred forty-five".