1157816734671 has 8 divisors (see below), whose sum is σ = 1543774551984. Its totient is φ = 771868370240.

The previous prime is 1157816734661. The next prime is 1157816734691. The reversal of 1157816734671 is 1764376187511.

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 1157816734671 - 2²⁷ = 1157682516943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157816734661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2072310 + ... + 2571011.

It is an arithmetic number, because the mean of its divisors is an integer number (192971818998).

Almost surely, 2^{1157816734671} is an apocalyptic number.

1157816734671 is a deficient number, since it is larger than the sum of its proper divisors (385957817313).

1157816734671 is an equidigital number, since it uses as much as digits as its factorization.

1157816734671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4726441.

The product of its digits is 5927040, while the sum is 57.

The spelling of 1157816734671 in words is "one trillion, one hundred fifty-seven billion, eight hundred sixteen million, seven hundred thirty-four thousand, six hundred seventy-one".