63471601 has 4 divisors (see below), whose sum is σ = 65519104. Its totient is φ = 61424100.

The previous prime is 63471593. The next prime is 63471623. The reversal of 63471601 is 10617436.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63471601 - 2³ = 63471593 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63471601.

It is not an unprimeable number, because it can be changed into a prime (63471671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1023705 + ... + 1023766.

It is an arithmetic number, because the mean of its divisors is an integer number (16379776).

Almost surely, 2^63471601 is an apocalyptic number.

It is an amenable number.

63471601 is a deficient number, since it is larger than the sum of its proper divisors (2047503).

63471601 is a wasteful number, since it uses less digits than its factorization.

63471601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047502.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 63471601 is about 7966.9066142387. The cubic root of 63471601 is about 398.8961252034.

The spelling of 63471601 in words is "sixty-three million, four hundred seventy-one thousand, six hundred one".