63271045 has 24 divisors (see below), whose sum is σ = 83613600. Its totient is φ = 45831456.

The previous prime is 63271027. The next prime is 63271049. The reversal of 63271045 is 54017236.

63271045 = 684² + 685² + ... + 798².

It is not a de Polignac number, because 63271045 - 2⁹ = 63270533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63271049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49626 + ... + 50884.

It is an arithmetic number, because the mean of its divisors is an integer number (3483900).

Almost surely, 2^63271045 is an apocalyptic number.

It is an amenable number.

63271045 is a deficient number, since it is larger than the sum of its proper divisors (20342555).

63271045 is a wasteful number, since it uses less digits than its factorization.

63271045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329 (or 1306 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 63271045 is about 7954.3098380689. The cubic root of 63271045 is about 398.4755411942.

The spelling of 63271045 in words is "sixty-three million, two hundred seventy-one thousand, forty-five".