1938361327 has 4 divisors (see below), whose sum is σ = 2215270096. Its totient is φ = 1661452560.

The previous prime is 1938361309. The next prime is 1938361391. The reversal of 1938361327 is 7231638391.

It is a happy number.

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 1938361327 - 2²⁷ = 1804143599 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 (1938361727) 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, 138454374 + ... + 138454387.

It is an arithmetic number, because the mean of its divisors is an integer number (553817524).

Almost surely, 2^1938361327 is an apocalyptic number.

1938361327 is a deficient number, since it is larger than the sum of its proper divisors (276908769).

1938361327 is an equidigital number, since it uses as much as digits as its factorization.

1938361327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276908768.

The product of its digits is 163296, while the sum is 43.

The square root of 1938361327 is about 44026.8250842597. The cubic root of 1938361327 is about 1246.8424470301.

The spelling of 1938361327 in words is "one billion, nine hundred thirty-eight million, three hundred sixty-one thousand, three hundred twenty-seven".