11133231139 has 2 divisors, whose sum is σ = 11133231140. Its totient is φ = 11133231138.

The previous prime is 11133231119. The next prime is 11133231191. The reversal of 11133231139 is 93113233111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11133231139 - 2²¹ = 11131133987 is a prime.

It is not a weakly prime, because it can be changed into another prime (11133231119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566615569 + 5566615570.

It is an arithmetic number, because the mean of its divisors is an integer number (5566615570).

Almost surely, 2^11133231139 is an apocalyptic number.

11133231139 is a deficient number, since it is larger than the sum of its proper divisors (1).

11133231139 is an equidigital number, since it uses as much as digits as its factorization.

11133231139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458, while the sum is 28.

The spelling of 11133231139 in words is "eleven billion, one hundred thirty-three million, two hundred thirty-one thousand, one hundred thirty-nine".