1187360563117 has 4 divisors (see below), whose sum is σ = 1192987864576. Its totient is φ = 1181733261660.

The previous prime is 1187360563069. The next prime is 1187360563121. The reversal of 1187360563117 is 7113650637811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1187360563117 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 (1187360561117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2813650413 + ... + 2813650834.

It is an arithmetic number, because the mean of its divisors is an integer number (298246966144).

Almost surely, 2^{1187360563117} is an apocalyptic number.

It is an amenable number.

1187360563117 is a deficient number, since it is larger than the sum of its proper divisors (5627301459).

1187360563117 is an equidigital number, since it uses as much as digits as its factorization.

1187360563117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5627301458.

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 1187360563117 in words is "one trillion, one hundred eighty-seven billion, three hundred sixty million, five hundred sixty-three thousand, one hundred seventeen".