1144659433 has 2 divisors, whose sum is σ = 1144659434. Its totient is φ = 1144659432.

The previous prime is 1144659431. The next prime is 1144659437. The reversal of 1144659433 is 3349564411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1064521129 + 80138304 = 32627^2 + 8952^2 .

It is an emirp because it is prime and its reverse (3349564411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1144659433 - 2¹ = 1144659431 is a prime.

Together with 1144659431, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1144659431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572329716 + 572329717.

It is an arithmetic number, because the mean of its divisors is an integer number (572329717).

Almost surely, 2^1144659433 is an apocalyptic number.

It is an amenable number.

1144659433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144659433 is an equidigital number, since it uses as much as digits as its factorization.

1144659433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 40.

The square root of 1144659433 is about 33832.8159188679. The cubic root of 1144659433 is about 1046.0652227158.

The spelling of 1144659433 in words is "one billion, one hundred forty-four million, six hundred fifty-nine thousand, four hundred thirty-three".