1157311407671 has 8 divisors (see below), whose sum is σ = 1177838971344. Its totient is φ = 1136910168000.

The previous prime is 1157311407619. The next prime is 1157311407697. The reversal of 1157311407671 is 1767041137511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1157311407671 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 (1157311407611) 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, 31562516 + ... + 31599161.

It is an arithmetic number, because the mean of its divisors is an integer number (147229871418).

Almost surely, 2^{1157311407671} is an apocalyptic number.

1157311407671 is a deficient number, since it is larger than the sum of its proper divisors (20527563673).

1157311407671 is an equidigital number, since it uses as much as digits as its factorization.

1157311407671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63162001.

The product of its (nonzero) digits is 123480, while the sum is 44.

The spelling of 1157311407671 in words is "one trillion, one hundred fifty-seven billion, three hundred eleven million, four hundred seven thousand, six hundred seventy-one".