1117306641591 has 36 divisors (see below), whose sum is σ = 1895606246352. Its totient is φ = 632262262464.

The previous prime is 1117306641589. The next prime is 1117306641709. The reversal of 1117306641591 is 1951466037111.

1117306641591 is a `hidden beast` number, since 1 + 1 + 17 + 3 + 0 + 6 + 6 + 41 + 591 = 666.

It is not a de Polignac number, because 1117306641591 - 2¹ = 1117306641589 is a prime.

It is a super-2 number, since 2×1117306641591² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117306641551) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12253486 + ... + 12344331.

Almost surely, 2^{1117306641591} is an apocalyptic number.

1117306641591 is a deficient number, since it is larger than the sum of its proper divisors (778299604761).

1117306641591 is a wasteful number, since it uses less digits than its factorization.

1117306641591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24597940 (or 24597930 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The spelling of 1117306641591 in words is "one trillion, one hundred seventeen billion, three hundred six million, six hundred forty-one thousand, five hundred ninety-one".