145382641 has 2 divisors, whose sum is σ = 145382642. Its totient is φ = 145382640.

The previous prime is 145382603. The next prime is 145382647. The reversal of 145382641 is 146283541.

145382641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142563600 + 2819041 = 11940^2 + 1679^2 .

It is an emirp because it is prime and its reverse (146283541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145382641 - 2⁷ = 145382513 is a prime.

It is a super-2 number, since 2×145382641² = 42272224608269762, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145382597 and 145382606.

It is not a weakly prime, because it can be changed into another prime (145382647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72691320 + 72691321.

It is an arithmetic number, because the mean of its divisors is an integer number (72691321).

Almost surely, 2^145382641 is an apocalyptic number.

It is an amenable number.

145382641 is a deficient number, since it is larger than the sum of its proper divisors (1).

145382641 is an equidigital number, since it uses as much as digits as its factorization.

145382641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 34.

The square root of 145382641 is about 12057.4724134041. The cubic root of 145382641 is about 525.8205050493.

The spelling of 145382641 in words is "one hundred forty-five million, three hundred eighty-two thousand, six hundred forty-one".