1131202441 has 2 divisors, whose sum is σ = 1131202442. Its totient is φ = 1131202440.

The previous prime is 1131202409. The next prime is 1131202447. The reversal of 1131202441 is 1442021311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 706018041 + 425184400 = 26571^2 + 20620^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131202441 - 2⁵ = 1131202409 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131202447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565601220 + 565601221.

It is an arithmetic number, because the mean of its divisors is an integer number (565601221).

Almost surely, 2^1131202441 is an apocalyptic number.

It is an amenable number.

1131202441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131202441 is an equidigital number, since it uses as much as digits as its factorization.

1131202441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1131202441 is about 33633.3531037273. The cubic root of 1131202441 is about 1041.9497573779.

Adding to 1131202441 its reverse (1442021311), we get a palindrome (2573223752).

The spelling of 1131202441 in words is "one billion, one hundred thirty-one million, two hundred two thousand, four hundred forty-one".