1440701147 has 2 divisors, whose sum is σ = 1440701148. Its totient is φ = 1440701146.

The previous prime is 1440701107. The next prime is 1440701177. The reversal of 1440701147 is 7411070441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1440701147 - 2⁶ = 1440701083 is a prime.

It is not a weakly prime, because it can be changed into another prime (1440701107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720350573 + 720350574.

It is an arithmetic number, because the mean of its divisors is an integer number (720350574).

Almost surely, 2^1440701147 is an apocalyptic number.

1440701147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1440701147 is an equidigital number, since it uses as much as digits as its factorization.

1440701147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 1440701147 is about 37956.5692206237. The cubic root of 1440701147 is about 1129.4264839710.

Adding to 1440701147 its reverse (7411070441), we get a palindrome (8851771588).

The spelling of 1440701147 in words is "one billion, four hundred forty million, seven hundred one thousand, one hundred forty-seven".