1131107441 has 2 divisors, whose sum is σ = 1131107442. Its totient is φ = 1131107440.

The previous prime is 1131107431. The next prime is 1131107477. The reversal of 1131107441 is 1447011311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 979940416 + 151167025 = 31304^2 + 12295^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131107441 - 2¹⁴ = 1131091057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131107401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565553720 + 565553721.

It is an arithmetic number, because the mean of its divisors is an integer number (565553721).

Almost surely, 2^1131107441 is an apocalyptic number.

It is an amenable number.

1131107441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131107441 is an equidigital number, since it uses as much as digits as its factorization.

1131107441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 1131107441 is about 33631.9407855092. The cubic root of 1131107441 is about 1041.9205884174.

Adding to 1131107441 its reverse (1447011311), we get a palindrome (2578118752).

The spelling of 1131107441 in words is "one billion, one hundred thirty-one million, one hundred seven thousand, four hundred forty-one".