1380052727 has 4 divisors (see below), whose sum is σ = 1382380560. Its totient is φ = 1377724896.

The previous prime is 1380052717. The next prime is 1380052733. The reversal of 1380052727 is 7272500831.

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 1380052727 - 2⁴ = 1380052711 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 (1380052717) 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, 1163027 + ... + 1164212.

It is an arithmetic number, because the mean of its divisors is an integer number (345595140).

Almost surely, 2^1380052727 is an apocalyptic number.

1380052727 is a deficient number, since it is larger than the sum of its proper divisors (2327833).

1380052727 is an equidigital number, since it uses as much as digits as its factorization.

1380052727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2327832.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 1380052727 is about 37149.0609167984. The cubic root of 1380052727 is about 1113.3504607805.

The spelling of 1380052727 in words is "one billion, three hundred eighty million, fifty-two thousand, seven hundred twenty-seven".