1361141311 has 8 divisors (see below), whose sum is σ = 1458709344. Its totient is φ = 1266772320.

The previous prime is 1361141297. The next prime is 1361141317. The reversal of 1361141311 is 1131411631.

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 1361141311 - 2⁷ = 1361141183 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 (1361141317) 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, 798880 + ... + 800581.

It is an arithmetic number, because the mean of its divisors is an integer number (182338668).

Almost surely, 2^1361141311 is an apocalyptic number.

1361141311 is a deficient number, since it is larger than the sum of its proper divisors (97568033).

1361141311 is a wasteful number, since it uses less digits than its factorization.

1361141311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599521.

The product of its digits is 216, while the sum is 22.

The square root of 1361141311 is about 36893.6486539350. The cubic root of 1361141311 is about 1108.2414898374.

Adding to 1361141311 its reverse (1131411631), we get a palindrome (2492552942).

The spelling of 1361141311 in words is "one billion, three hundred sixty-one million, one hundred forty-one thousand, three hundred eleven".