145199683 has 2 divisors, whose sum is σ = 145199684. Its totient is φ = 145199682.

The previous prime is 145199671. The next prime is 145199693. The reversal of 145199683 is 386991541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145199683 - 2⁵ = 145199651 is a prime.

It is not a weakly prime, because it can be changed into another prime (145199693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72599841 + 72599842.

It is an arithmetic number, because the mean of its divisors is an integer number (72599842).

Almost surely, 2^145199683 is an apocalyptic number.

145199683 is a deficient number, since it is larger than the sum of its proper divisors (1).

145199683 is an equidigital number, since it uses as much as digits as its factorization.

145199683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 46.

The square root of 145199683 is about 12049.8831114663. The cubic root of 145199683 is about 525.5998380532.

The spelling of 145199683 in words is "one hundred forty-five million, one hundred ninety-nine thousand, six hundred eighty-three".