145246033 has 2 divisors, whose sum is σ = 145246034. Its totient is φ = 145246032.

The previous prime is 145246009. The next prime is 145246037. The reversal of 145246033 is 330642541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113571649 + 31674384 = 10657^2 + 5628^2 .

It is a cyclic number.

It is not a de Polignac number, because 145246033 - 2⁹ = 145245521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145245992 and 145246010.

It is not a weakly prime, because it can be changed into another prime (145246037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72623016 + 72623017.

It is an arithmetic number, because the mean of its divisors is an integer number (72623017).

Almost surely, 2^145246033 is an apocalyptic number.

It is an amenable number.

145246033 is a deficient number, since it is larger than the sum of its proper divisors (1).

145246033 is an equidigital number, since it uses as much as digits as its factorization.

145246033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 145246033 is about 12051.8062131782. The cubic root of 145246033 is about 525.6557586545.

Adding to 145246033 its reverse (330642541), we get a palindrome (475888574).

The spelling of 145246033 in words is "one hundred forty-five million, two hundred forty-six thousand, thirty-three".