145427683 has 2 divisors, whose sum is σ = 145427684. Its totient is φ = 145427682.

The previous prime is 145427629. The next prime is 145427693. The reversal of 145427683 is 386724541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145427683 - 2⁹ = 145427171 is a prime.

It is a super-2 number, since 2×145427683² = 42298421965496978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145427693) 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, 72713841 + 72713842.

It is an arithmetic number, because the mean of its divisors is an integer number (72713842).

Almost surely, 2^145427683 is an apocalyptic number.

145427683 is a deficient number, since it is larger than the sum of its proper divisors (1).

145427683 is an equidigital number, since it uses as much as digits as its factorization.

145427683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 40.

The square root of 145427683 is about 12059.3400731549. The cubic root of 145427683 is about 525.8748021363.

The spelling of 145427683 in words is "one hundred forty-five million, four hundred twenty-seven thousand, six hundred eighty-three".