1133581387 has 2 divisors, whose sum is σ = 1133581388. Its totient is φ = 1133581386.

The previous prime is 1133581357. The next prime is 1133581417. The reversal of 1133581387 is 7831853311.

It is a balanced prime because it is at equal distance from previous prime (1133581357) and next prime (1133581417).

It is a cyclic number.

It is not a de Polignac number, because 1133581387 - 2¹¹ = 1133579339 is a prime.

It is not a weakly prime, because it can be changed into another prime (1133581307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566790693 + 566790694.

It is an arithmetic number, because the mean of its divisors is an integer number (566790694).

Almost surely, 2^1133581387 is an apocalyptic number.

1133581387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133581387 is an equidigital number, since it uses as much as digits as its factorization.

1133581387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 40.

The square root of 1133581387 is about 33668.7004055696. The cubic root of 1133581387 is about 1042.6796611001.

The spelling of 1133581387 in words is "one billion, one hundred thirty-three million, five hundred eighty-one thousand, three hundred eighty-seven".