1026601139 has 2 divisors, whose sum is σ = 1026601140. Its totient is φ = 1026601138.

The previous prime is 1026601123. The next prime is 1026601153. The reversal of 1026601139 is 9311066201.

1026601139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1026601139 - 2⁴ = 1026601123 is a prime.

It is not a weakly prime, because it can be changed into another prime (1026601039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513300569 + 513300570.

It is an arithmetic number, because the mean of its divisors is an integer number (513300570).

Almost surely, 2^1026601139 is an apocalyptic number.

1026601139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1026601139 is an equidigital number, since it uses as much as digits as its factorization.

1026601139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 1026601139 is about 32040.6170196518. The cubic root of 1026601139 is about 1008.7895635557.

The spelling of 1026601139 in words is "one billion, twenty-six million, six hundred one thousand, one hundred thirty-nine".