273142863 has 24 divisors (see below), whose sum is σ = 451682816. Its totient is φ = 155811600.

The previous prime is 273142847. The next prime is 273142873. The reversal of 273142863 is 368241372.

It is a happy number.

It is not a de Polignac number, because 273142863 - 2⁴ = 273142847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273142813) 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, 36318 + ... + 43188.

Almost surely, 2^273142863 is an apocalyptic number.

273142863 is a deficient number, since it is larger than the sum of its proper divisors (178539953).

273142863 is a wasteful number, since it uses less digits than its factorization.

273142863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7515 (or 7512 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 273142863 is about 16527.0343074612. The cubic root of 273142863 is about 648.8285511934.

The spelling of 273142863 in words is "two hundred seventy-three million, one hundred forty-two thousand, eight hundred sixty-three".