1101433139 has 2 divisors, whose sum is σ = 1101433140. Its totient is φ = 1101433138.

The previous prime is 1101433133. The next prime is 1101433147. The reversal of 1101433139 is 9313341011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101433139 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1101433133) 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, 550716569 + 550716570.

It is an arithmetic number, because the mean of its divisors is an integer number (550716570).

Almost surely, 2^1101433139 is an apocalyptic number.

1101433139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101433139 is an equidigital number, since it uses as much as digits as its factorization.

1101433139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 1101433139 is about 33187.8462543142. The cubic root of 1101433139 is about 1032.7282242067.

The spelling of 1101433139 in words is "one billion, one hundred one million, four hundred thirty-three thousand, one hundred thirty-nine".