1163617155215 has 16 divisors (see below), whose sum is σ = 1443126896640. Its totient is φ = 899775478560.

The previous prime is 1163617155203. The next prime is 1163617155247. The reversal of 1163617155215 is 5125517163611.

It is not a de Polignac number, because 1163617155215 - 2¹⁰ = 1163617154191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4410635 + ... + 4667004.

It is an arithmetic number, because the mean of its divisors is an integer number (90195431040).

Almost surely, 2^{1163617155215} is an apocalyptic number.

1163617155215 is a deficient number, since it is larger than the sum of its proper divisors (279509741425).

1163617155215 is an equidigital number, since it uses as much as digits as its factorization.

1163617155215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9078502.

The product of its digits is 189000, while the sum is 44.

The spelling of 1163617155215 in words is "one trillion, one hundred sixty-three billion, six hundred seventeen million, one hundred fifty-five thousand, two hundred fifteen".