145682941 has 2 divisors, whose sum is σ = 145682942. Its totient is φ = 145682940.

The previous prime is 145682869. The next prime is 145682947. The reversal of 145682941 is 149286541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81522841 + 64160100 = 9029^2 + 8010^2 .

It is a cyclic number.

It is not a de Polignac number, because 145682941 - 2⁹ = 145682429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145682894 and 145682903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145682947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72841470 + 72841471.

It is an arithmetic number, because the mean of its divisors is an integer number (72841471).

Almost surely, 2^145682941 is an apocalyptic number.

It is an amenable number.

145682941 is a deficient number, since it is larger than the sum of its proper divisors (1).

145682941 is an equidigital number, since it uses as much as digits as its factorization.

145682941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 40.

The square root of 145682941 is about 12069.9188481116. The cubic root of 145682941 is about 526.1822981308.

The spelling of 145682941 in words is "one hundred forty-five million, six hundred eighty-two thousand, nine hundred forty-one".