1427095441321 has 27 divisors (see below), whose sum is σ = 1578933456093. Its totient is φ = 1288889700120.

The previous prime is 1427095441301. The next prime is 1427095441363. The reversal of 1427095441321 is 1231445907241.

The square root of 1427095441321 is 1194611.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1427095441321 - 2⁷ = 1427095441193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1427095441301) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2930380540 + ... + 2930381026.

Almost surely, 2^{1427095441321} is an apocalyptic number.

1427095441321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1427095441321 is the 1194611-st square number.

1427095441321 is the 597306-th centered octagonal number.

It is an amenable number.

1427095441321 is a deficient number, since it is larger than the sum of its proper divisors (151838014772).

1427095441321 is an frugal number, since it uses more digits than its factorization.

1427095441321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 1427095441321 in words is "one trillion, four hundred twenty-seven billion, ninety-five million, four hundred forty-one thousand, three hundred twenty-one".