1361341511 has 8 divisors (see below), whose sum is σ = 1397373120. Its totient is φ = 1325604448.

The previous prime is 1361341489. The next prime is 1361341523. The reversal of 1361341511 is 1151431631.

It is a happy number.

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 1361341511 - 2⁶ = 1361341447 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 (1361341561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64256 + ... + 82773.

It is an arithmetic number, because the mean of its divisors is an integer number (174671640).

Almost surely, 2^1361341511 is an apocalyptic number.

1361341511 is a deficient number, since it is larger than the sum of its proper divisors (36031609).

1361341511 is a wasteful number, since it uses less digits than its factorization.

1361341511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147273.

The product of its digits is 1080, while the sum is 26.

The square root of 1361341511 is about 36896.3617583089. The cubic root of 1361341511 is about 1108.2958214652.

The spelling of 1361341511 in words is "one billion, three hundred sixty-one million, three hundred forty-one thousand, five hundred eleven".