1026789541 has 2 divisors, whose sum is σ = 1026789542. Its totient is φ = 1026789540.

The previous prime is 1026789521. The next prime is 1026789557. The reversal of 1026789541 is 1459876201.

1026789541 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 can be written as a sum of positive squares in only one way, i.e., 848032641 + 178756900 = 29121^2 + 13370^2 .

It is a cyclic number.

It is not a de Polignac number, because 1026789541 - 2²⁵ = 993235109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1026789521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513394770 + 513394771.

It is an arithmetic number, because the mean of its divisors is an integer number (513394771).

Almost surely, 2^1026789541 is an apocalyptic number.

It is an amenable number.

1026789541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1026789541 is an equidigital number, since it uses as much as digits as its factorization.

1026789541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 1026789541 is about 32043.5569342731. The cubic root of 1026789541 is about 1008.8512708534.

The spelling of 1026789541 in words is "one billion, twenty-six million, seven hundred eighty-nine thousand, five hundred forty-one".