63400127 has 4 divisors (see below), whose sum is σ = 72457296. Its totient is φ = 54342960.

The previous prime is 63400081. The next prime is 63400151. The reversal of 63400127 is 72100436.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 63400127 - 2¹⁶ = 63334591 is a prime.

It is a super-2 number, since 2×63400127² = 8039152207232258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63400027) 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, 4528574 + ... + 4528587.

It is an arithmetic number, because the mean of its divisors is an integer number (18114324).

Almost surely, 2^63400127 is an apocalyptic number.

63400127 is a deficient number, since it is larger than the sum of its proper divisors (9057169).

63400127 is an equidigital number, since it uses as much as digits as its factorization.

63400127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9057168.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 63400127 is about 7962.4196699245. The cubic root of 63400127 is about 398.7463395267.

The spelling of 63400127 in words is "sixty-three million, four hundred thousand, one hundred twenty-seven".