1131001283 has 2 divisors, whose sum is σ = 1131001284. Its totient is φ = 1131001282.

The previous prime is 1131001271. The next prime is 1131001309. The reversal of 1131001283 is 3821001311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131001283 - 2²² = 1126806979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131001213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565500641 + 565500642.

It is an arithmetic number, because the mean of its divisors is an integer number (565500642).

Almost surely, 2^1131001283 is an apocalyptic number.

1131001283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131001283 is an equidigital number, since it uses as much as digits as its factorization.

1131001283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1131001283 is about 33630.3625166307. The cubic root of 1131001283 is about 1041.8879915534.

Adding to 1131001283 its reverse (3821001311), we get a palindrome (4952002594).

The spelling of 1131001283 in words is "one billion, one hundred thirty-one million, one thousand, two hundred eighty-three".