1404002147 has 2 divisors, whose sum is σ = 1404002148. Its totient is φ = 1404002146.

The previous prime is 1404002129. The next prime is 1404002177. The reversal of 1404002147 is 7412004041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1404002147 - 2²⁰ = 1402953571 is a prime.

It is not a weakly prime, because it can be changed into another prime (1404002107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702001073 + 702001074.

It is an arithmetic number, because the mean of its divisors is an integer number (702001074).

Almost surely, 2^1404002147 is an apocalyptic number.

1404002147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1404002147 is an equidigital number, since it uses as much as digits as its factorization.

1404002147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 1404002147 is about 37470.0166399750. The cubic root of 1404002147 is about 1119.7539178213.

Adding to 1404002147 its reverse (7412004041), we get a palindrome (8816006188).

The spelling of 1404002147 in words is "one billion, four hundred four million, two thousand, one hundred forty-seven".