201445264 has 10 divisors (see below), whose sum is σ = 390300230. Its totient is φ = 100722624.

The previous prime is 201445261. The next prime is 201445267. The reversal of 201445264 is 462544102.

It is an interprime number because it is at equal distance from previous prime (201445261) and next prime (201445267).

It can be written as a sum of positive squares in only one way, i.e., 201412864 + 32400 = 14192^2 + 180^2 .

It is not an unprimeable number, because it can be changed into a prime (201445261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6295149 + ... + 6295180.

It is an arithmetic number, because the mean of its divisors is an integer number (39030023).

Almost surely, 2^201445264 is an apocalyptic number.

It is an amenable number.

201445264 is a deficient number, since it is larger than the sum of its proper divisors (188854966).

201445264 is a wasteful number, since it uses less digits than its factorization.

201445264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12590337 (or 12590331 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 201445264 is about 14193.1414422601. The cubic root of 201445264 is about 586.2088272496.

Adding to 201445264 its reverse (462544102), we get a palindrome (663989366).

It can be divided in two parts, 2014 and 45264, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 201445264 in words is "two hundred one million, four hundred forty-five thousand, two hundred sixty-four".