1157675423 has 4 divisors (see below), whose sum is σ = 1160591880. Its totient is φ = 1154758968.

The previous prime is 1157675417. The next prime is 1157675437. The reversal of 1157675423 is 3245767511.

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 1157675423 - 2⁶ = 1157675359 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 (1157675473) 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, 1457633 + ... + 1458426.

It is an arithmetic number, because the mean of its divisors is an integer number (290147970).

Almost surely, 2^1157675423 is an apocalyptic number.

1157675423 is a deficient number, since it is larger than the sum of its proper divisors (2916457).

1157675423 is an equidigital number, since it uses as much as digits as its factorization.

1157675423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2916456.

The product of its digits is 176400, while the sum is 41.

The square root of 1157675423 is about 34024.6296526502. The cubic root of 1157675423 is about 1050.0152448278.

The spelling of 1157675423 in words is "one billion, one hundred fifty-seven million, six hundred seventy-five thousand, four hundred twenty-three".