146982893 has 2 divisors, whose sum is σ = 146982894. Its totient is φ = 146982892.

The previous prime is 146982889. The next prime is 146982911. The reversal of 146982893 is 398289641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86174089 + 60808804 = 9283^2 + 7798^2 .

It is a cyclic number.

It is not a de Polignac number, because 146982893 - 2² = 146982889 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146982853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73491446 + 73491447.

It is an arithmetic number, because the mean of its divisors is an integer number (73491447).

Almost surely, 2^146982893 is an apocalyptic number.

It is an amenable number.

146982893 is a deficient number, since it is larger than the sum of its proper divisors (1).

146982893 is an equidigital number, since it uses as much as digits as its factorization.

146982893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 50.

The square root of 146982893 is about 12123.6501516664. The cubic root of 146982893 is about 527.7427353313.

The spelling of 146982893 in words is "one hundred forty-six million, nine hundred eighty-two thousand, eight hundred ninety-three".