1141568737 has 2 divisors, whose sum is σ = 1141568738. Its totient is φ = 1141568736.

The previous prime is 1141568711. The next prime is 1141568767. The reversal of 1141568737 is 7378651411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 684293281 + 457275456 = 26159^2 + 21384^2 .

It is an emirp because it is prime and its reverse (7378651411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1141568737 is a prime.

It is a super-3 number, since 3×1141568737³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1141568693 and 1141568702.

It is not a weakly prime, because it can be changed into another prime (1141568767) 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, 570784368 + 570784369.

It is an arithmetic number, because the mean of its divisors is an integer number (570784369).

Almost surely, 2^1141568737 is an apocalyptic number.

It is an amenable number.

1141568737 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141568737 is an equidigital number, since it uses as much as digits as its factorization.

1141568737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 43.

The square root of 1141568737 is about 33787.1090358438. The cubic root of 1141568737 is about 1045.1228801725.

The spelling of 1141568737 in words is "one billion, one hundred forty-one million, five hundred sixty-eight thousand, seven hundred thirty-seven".