146090293 has 2 divisors, whose sum is σ = 146090294. Its totient is φ = 146090292.

The previous prime is 146090291. The next prime is 146090309. The reversal of 146090293 is 392090641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119639844 + 26450449 = 10938^2 + 5143^2 .

It is a cyclic number.

It is not a de Polignac number, because 146090293 - 2¹ = 146090291 is a prime.

Together with 146090291, 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 (146090291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73045146 + 73045147.

It is an arithmetic number, because the mean of its divisors is an integer number (73045147).

Almost surely, 2^146090293 is an apocalyptic number.

It is an amenable number.

146090293 is a deficient number, since it is larger than the sum of its proper divisors (1).

146090293 is an equidigital number, since it uses as much as digits as its factorization.

146090293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 146090293 is about 12086.7817470160. The cubic root of 146090293 is about 526.6722707214.

The spelling of 146090293 in words is "one hundred forty-six million, ninety thousand, two hundred ninety-three".