146530933 has 2 divisors, whose sum is σ = 146530934. Its totient is φ = 146530932.

The previous prime is 146530931. The next prime is 146530957. The reversal of 146530933 is 339035641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129208689 + 17322244 = 11367^2 + 4162^2 .

It is a cyclic number.

It is not a de Polignac number, because 146530933 - 2¹ = 146530931 is a prime.

Together with 146530931, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146530931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73265466 + 73265467.

It is an arithmetic number, because the mean of its divisors is an integer number (73265467).

Almost surely, 2^146530933 is an apocalyptic number.

It is an amenable number.

146530933 is a deficient number, since it is larger than the sum of its proper divisors (1).

146530933 is an equidigital number, since it uses as much as digits as its factorization.

146530933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 146530933 is about 12104.9961999168. The cubic root of 146530933 is about 527.2012584852.

The spelling of 146530933 in words is "one hundred forty-six million, five hundred thirty thousand, nine hundred thirty-three".