1131555604105 has 8 divisors (see below), whose sum is σ = 1358726688000. Its totient is φ = 904671174576.

The previous prime is 1131555604073. The next prime is 1131555604121. The reversal of 1131555604105 is 5014065551311.

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 1131555604105 - 2⁵ = 1131555604073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71654905 + ... + 71670694.

It is an arithmetic number, because the mean of its divisors is an integer number (169840836000).

Almost surely, 2^{1131555604105} is an apocalyptic number.

It is an amenable number.

1131555604105 is a deficient number, since it is larger than the sum of its proper divisors (227171083895).

1131555604105 is a wasteful number, since it uses less digits than its factorization.

1131555604105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143327183.

The product of its (nonzero) digits is 45000, while the sum is 37.

The spelling of 1131555604105 in words is "one trillion, one hundred thirty-one billion, five hundred fifty-five million, six hundred four thousand, one hundred five".