1181033341 has 2 divisors, whose sum is σ = 1181033342. Its totient is φ = 1181033340.

The previous prime is 1181033339. The next prime is 1181033351. The reversal of 1181033341 is 1433301811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1038708441 + 142324900 = 32229^2 + 11930^2 .

It is a cyclic number.

It is not a de Polignac number, because 1181033341 - 2¹ = 1181033339 is a prime.

Together with 1181033339, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1181033351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590516670 + 590516671.

It is an arithmetic number, because the mean of its divisors is an integer number (590516671).

Almost surely, 2^1181033341 is an apocalyptic number.

It is an amenable number.

1181033341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1181033341 is an equidigital number, since it uses as much as digits as its factorization.

1181033341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1181033341 is about 34366.1656429692. The cubic root of 1181033341 is about 1057.0301768339.

The spelling of 1181033341 in words is "one billion, one hundred eighty-one million, thirty-three thousand, three hundred forty-one".