1010146789 has 2 divisors, whose sum is σ = 1010146790. Its totient is φ = 1010146788.

The previous prime is 1010146751. The next prime is 1010146801. The reversal of 1010146789 is 9876410101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 994897764 + 15249025 = 31542^2 + 3905^2 .

It is an emirp because it is prime and its reverse (9876410101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1010146789 - 2²³ = 1001758181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010146289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505073394 + 505073395.

It is an arithmetic number, because the mean of its divisors is an integer number (505073395).

Almost surely, 2^1010146789 is an apocalyptic number.

It is an amenable number.

1010146789 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010146789 is an equidigital number, since it uses as much as digits as its factorization.

1010146789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 1010146789 is about 31782.8064997413. The cubic root of 1010146789 is about 1003.3708873508.

The spelling of 1010146789 in words is "one billion, ten million, one hundred forty-six thousand, seven hundred eighty-nine".