146445201 has 48 divisors (see below), whose sum is σ = 250698240. Its totient is φ = 80645760.

The previous prime is 146445161. The next prime is 146445203. The reversal of 146445201 is 102544641.

146445201 is a `hidden beast` number, since 14 + 6 + 445 + 201 = 666.

It is not a de Polignac number, because 146445201 - 2⁹ = 146444689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146445203) 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 in 47 ways as a sum of consecutive naturals, for example, 203320 + ... + 204038.

It is an arithmetic number, because the mean of its divisors is an integer number (5222880).

Almost surely, 2^146445201 is an apocalyptic number.

It is an amenable number.

146445201 is a deficient number, since it is larger than the sum of its proper divisors (104253039).

146445201 is a wasteful number, since it uses less digits than its factorization.

146445201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846 (or 843 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 146445201 is about 12101.4544993567. The cubic root of 146445201 is about 527.0984205041.

Adding to 146445201 its reverse (102544641), we get a palindrome (248989842).

It can be divided in two parts, 1464 and 45201, that added together give a triangular number (46665 = T₃₀₅).

The spelling of 146445201 in words is "one hundred forty-six million, four hundred forty-five thousand, two hundred one".