145425323 has 2 divisors, whose sum is σ = 145425324. Its totient is φ = 145425322.

The previous prime is 145425311. The next prime is 145425331. The reversal of 145425323 is 323524541.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145425323 - 2¹⁶ = 145359787 is a prime.

It is a super-2 number, since 2×145425323² = 42297049139308658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145425353) 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, 72712661 + 72712662.

It is an arithmetic number, because the mean of its divisors is an integer number (72712662).

Almost surely, 2^145425323 is an apocalyptic number.

145425323 is a deficient number, since it is larger than the sum of its proper divisors (1).

145425323 is an equidigital number, since it uses as much as digits as its factorization.

145425323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 29.

The square root of 145425323 is about 12059.2422232908. The cubic root of 145425323 is about 525.8719574894.

Adding to 145425323 its reverse (323524541), we get a palindrome (468949864).

The spelling of 145425323 in words is "one hundred forty-five million, four hundred twenty-five thousand, three hundred twenty-three".