1157348591423 has 4 divisors (see below), whose sum is σ = 1164038467848. Its totient is φ = 1150658715000.

The previous prime is 1157348591359. The next prime is 1157348591473. The reversal of 1157348591423 is 3241958437511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1157348591423 - 2⁶ = 1157348591359 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 (1157348591473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3344937953 + ... + 3344938298.

It is an arithmetic number, because the mean of its divisors is an integer number (291009616962).

Almost surely, 2^{1157348591423} is an apocalyptic number.

1157348591423 is a deficient number, since it is larger than the sum of its proper divisors (6689876425).

1157348591423 is an equidigital number, since it uses as much as digits as its factorization.

1157348591423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6689876424.

The product of its digits is 3628800, while the sum is 53.

The spelling of 1157348591423 in words is "one trillion, one hundred fifty-seven billion, three hundred forty-eight million, five hundred ninety-one thousand, four hundred twenty-three".