146040641 has 2 divisors, whose sum is σ = 146040642. Its totient is φ = 146040640.

The previous prime is 146040619. The next prime is 146040683.

146040641 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123988225 + 22052416 = 11135^2 + 4696^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 146040641 - 2¹⁴ = 146024257 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146040641.

It is not a weakly prime, because it can be changed into another prime (146040611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73020320 + 73020321.

It is an arithmetic number, because the mean of its divisors is an integer number (73020321).

Almost surely, 2^146040641 is an apocalyptic number.

It is an amenable number.

146040641 is a deficient number, since it is larger than the sum of its proper divisors (1).

146040641 is an equidigital number, since it uses as much as digits as its factorization.

146040641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 146040641 is about 12084.7275931235. The cubic root of 146040641 is about 526.6125969078.

The spelling of 146040641 in words is "one hundred forty-six million, forty thousand, six hundred forty-one".