145232663 has 2 divisors, whose sum is σ = 145232664. Its totient is φ = 145232662.

The previous prime is 145232651. The next prime is 145232669. The reversal of 145232663 is 366232541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145232663 - 2⁸ = 145232407 is a prime.

It is a Chen prime.

It is equal to p_8190923 and since 145232663 and 8190923 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145232669) 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, 72616331 + 72616332.

It is an arithmetic number, because the mean of its divisors is an integer number (72616332).

Almost surely, 2^145232663 is an apocalyptic number.

145232663 is a deficient number, since it is larger than the sum of its proper divisors (1).

145232663 is an equidigital number, since it uses as much as digits as its factorization.

145232663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 32.

The square root of 145232663 is about 12051.2515117725. The cubic root of 145232663 is about 525.6396291649.

The spelling of 145232663 in words is "one hundred forty-five million, two hundred thirty-two thousand, six hundred sixty-three".