1327863142 has 4 divisors (see below), whose sum is σ = 1991794716. Its totient is φ = 663931570.

The previous prime is 1327863137. The next prime is 1327863169. The reversal of 1327863142 is 2413687231.

It is a happy number.

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

It is a super-2 number, since 2×1327863142² = 3526441047764224328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331965784 + ... + 331965787.

It is an arithmetic number, because the mean of its divisors is an integer number (497948679).

Almost surely, 2^1327863142 is an apocalyptic number.

1327863142 is a deficient number, since it is larger than the sum of its proper divisors (663931574).

1327863142 is an equidigital number, since it uses as much as digits as its factorization.

1327863142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663931573.

The product of its digits is 48384, while the sum is 37.

The square root of 1327863142 is about 36439.8565035594. The cubic root of 1327863142 is about 1099.1351720348.

The spelling of 1327863142 in words is "one billion, three hundred twenty-seven million, eight hundred sixty-three thousand, one hundred forty-two".