1326134193241 has 27 divisors (see below), whose sum is σ = 1578599866557. Its totient is φ = 1112701692960.

The previous prime is 1326134193229. The next prime is 1326134193281. The reversal of 1326134193241 is 1423914316231.

It is a happy number.

The square root of 1326134193241 is 1151579.

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

It can be written as a sum of positive squares in 4 ways, for example, as 13368215641 + 1312765977600 = 115621^2 + 1145760^2 .

It is not a de Polignac number, because 1326134193241 - 2⁹ = 1326134192729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1326134193194 and 1326134193203.

It is not an unprimeable number, because it can be changed into a prime (1326134193221) 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, 164671771 + ... + 164679823.

Almost surely, 2^{1326134193241} is an apocalyptic number.

1326134193241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1326134193241 is the 1151579-th square number.

1326134193241 is the 575790-th centered octagonal number.

It is an amenable number.

1326134193241 is a deficient number, since it is larger than the sum of its proper divisors (252465673316).

1326134193241 is an frugal number, since it uses more digits than its factorization.

1326134193241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16154 (or 8077 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The spelling of 1326134193241 in words is "one trillion, three hundred twenty-six billion, one hundred thirty-four million, one hundred ninety-three thousand, two hundred forty-one".