1021146359 has 2 divisors, whose sum is σ = 1021146360. Its totient is φ = 1021146358.

The previous prime is 1021146331. The next prime is 1021146377. The reversal of 1021146359 is 9536411201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1021146359 - 2²⁴ = 1004369143 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021143359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510573179 + 510573180.

It is an arithmetic number, because the mean of its divisors is an integer number (510573180).

Almost surely, 2^1021146359 is an apocalyptic number.

1021146359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021146359 is an equidigital number, since it uses as much as digits as its factorization.

1021146359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1021146359 is about 31955.3807519172. The cubic root of 1021146359 is about 1006.9996765441. Note that the first 3 decimals are identical.

The spelling of 1021146359 in words is "one billion, twenty-one million, one hundred forty-six thousand, three hundred fifty-nine".