1341812051261 has 8 divisors (see below), whose sum is σ = 1464756109344. Its totient is φ = 1219028183920.

The previous prime is 1341812051249. The next prime is 1341812051263. The reversal of 1341812051261 is 1621502181431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1341812051261 - 2¹⁰ = 1341812050237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341812051263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40030166 + ... + 40063671.

It is an arithmetic number, because the mean of its divisors is an integer number (183094513668).

Almost surely, 2^{1341812051261} is an apocalyptic number.

1341812051261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1341812051261 is a deficient number, since it is larger than the sum of its proper divisors (122944058083).

1341812051261 is a wasteful number, since it uses less digits than its factorization.

1341812051261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80095371.

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 1341812051261 in words is "one trillion, three hundred forty-one billion, eight hundred twelve million, fifty-one thousand, two hundred sixty-one".