146942533 has 2 divisors, whose sum is σ = 146942534. Its totient is φ = 146942532.

The previous prime is 146942531. The next prime is 146942557. The reversal of 146942533 is 335249641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116273089 + 30669444 = 10783^2 + 5538^2 .

It is a cyclic number.

It is not a de Polignac number, because 146942533 - 2¹ = 146942531 is a prime.

Together with 146942531, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 146942492 and 146942501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146942531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73471266 + 73471267.

It is an arithmetic number, because the mean of its divisors is an integer number (73471267).

Almost surely, 2^146942533 is an apocalyptic number.

It is an amenable number.

146942533 is a deficient number, since it is larger than the sum of its proper divisors (1).

146942533 is an equidigital number, since it uses as much as digits as its factorization.

146942533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 37.

The square root of 146942533 is about 12121.9855221824. The cubic root of 146942533 is about 527.6944266558.

The spelling of 146942533 in words is "one hundred forty-six million, nine hundred forty-two thousand, five hundred thirty-three".