1135544131 has 2 divisors, whose sum is σ = 1135544132. Its totient is φ = 1135544130.

The previous prime is 1135544107. The next prime is 1135544141. The reversal of 1135544131 is 1314455311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1135544131 - 2¹³ = 1135535939 is a prime.

It is a super-2 number, since 2×1135544131² = 2578920946897090322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1135544131.

It is not a weakly prime, because it can be changed into another prime (1135544141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567772065 + 567772066.

It is an arithmetic number, because the mean of its divisors is an integer number (567772066).

Almost surely, 2^1135544131 is an apocalyptic number.

1135544131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135544131 is an equidigital number, since it uses as much as digits as its factorization.

1135544131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 28.

The square root of 1135544131 is about 33697.8357020150. The cubic root of 1135544131 is about 1043.2810980618.

Adding to 1135544131 its reverse (1314455311), we get a palindrome (2449999442).

The spelling of 1135544131 in words is "one billion, one hundred thirty-five million, five hundred forty-four thousand, one hundred thirty-one".