145424327 has 2 divisors, whose sum is σ = 145424328. Its totient is φ = 145424326.

The previous prime is 145424263. The next prime is 145424369. The reversal of 145424327 is 723424541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145424327 - 2⁶ = 145424263 is a prime.

It is a super-2 number, since 2×145424327² = 42296469766805858, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 145424293 and 145424302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145421327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72712163 + 72712164.

It is an arithmetic number, because the mean of its divisors is an integer number (72712164).

Almost surely, 2^145424327 is an apocalyptic number.

145424327 is a deficient number, since it is larger than the sum of its proper divisors (1).

145424327 is an equidigital number, since it uses as much as digits as its factorization.

145424327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 32.

The square root of 145424327 is about 12059.2009270930. The cubic root of 145424327 is about 525.8707569427.

Adding to 145424327 its reverse (723424541), we get a palindrome (868848868).

The spelling of 145424327 in words is "one hundred forty-five million, four hundred twenty-four thousand, three hundred twenty-seven".