1151421283 has 2 divisors, whose sum is σ = 1151421284. Its totient is φ = 1151421282.

The previous prime is 1151421281. The next prime is 1151421301. The reversal of 1151421283 is 3821241511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151421283 - 2¹ = 1151421281 is a prime.

Together with 1151421281, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1151421281) 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, 575710641 + 575710642.

It is an arithmetic number, because the mean of its divisors is an integer number (575710642).

Almost surely, 2^1151421283 is an apocalyptic number.

1151421283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151421283 is an equidigital number, since it uses as much as digits as its factorization.

1151421283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 28.

The square root of 1151421283 is about 33932.5991194309. The cubic root of 1151421283 is about 1048.1209880495.

Adding to 1151421283 its reverse (3821241511), we get a palindrome (4972662794).

The spelling of 1151421283 in words is "one billion, one hundred fifty-one million, four hundred twenty-one thousand, two hundred eighty-three".