1231444483 has 2 divisors, whose sum is σ = 1231444484. Its totient is φ = 1231444482.

The previous prime is 1231444477. The next prime is 1231444493. The reversal of 1231444483 is 3844441321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1231444483 - 2⁹ = 1231443971 is a prime.

It is a super-2 number, since 2×1231444483² = 3032911029422274578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1231444433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615722241 + 615722242.

It is an arithmetic number, because the mean of its divisors is an integer number (615722242).

Almost surely, 2^1231444483 is an apocalyptic number.

1231444483 is a deficient number, since it is larger than the sum of its proper divisors (1).

1231444483 is an equidigital number, since it uses as much as digits as its factorization.

1231444483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 34.

The square root of 1231444483 is about 35091.9432776243. The cubic root of 1231444483 is about 1071.8605307320.

The spelling of 1231444483 in words is "one billion, two hundred thirty-one million, four hundred forty-four thousand, four hundred eighty-three".