127763963 has 4 divisors (see below), whose sum is σ = 128026800. Its totient is φ = 127501128.

The previous prime is 127763953. The next prime is 127763983. The reversal of 127763963 is 369367721.

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

It is a cyclic number.

It is not a de Polignac number, because 127763963 - 2²⁴ = 110986747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (127763953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130688 + ... + 131661.

It is an arithmetic number, because the mean of its divisors is an integer number (32006700).

Almost surely, 2^127763963 is an apocalyptic number.

127763963 is a deficient number, since it is larger than the sum of its proper divisors (262837).

127763963 is an equidigital number, since it uses as much as digits as its factorization.

127763963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262836.

The product of its digits is 285768, while the sum is 44.

The square root of 127763963 is about 11303.2722253337. The cubic root of 127763963 is about 503.6584501968.

The spelling of 127763963 in words is "one hundred twenty-seven million, seven hundred sixty-three thousand, nine hundred sixty-three".