1157381333 has 16 divisors (see below), whose sum is σ = 1250121600. Its totient is φ = 1067915520.

The previous prime is 1157381287. The next prime is 1157381339. The reversal of 1157381333 is 3331837511.

It is not a de Polignac number, because 1157381333 - 2²⁰ = 1156332757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1157381293 and 1157381302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157381339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741608 + ... + 743166.

It is an arithmetic number, because the mean of its divisors is an integer number (78132600).

Almost surely, 2^1157381333 is an apocalyptic number.

It is an amenable number.

1157381333 is a deficient number, since it is larger than the sum of its proper divisors (92740267).

1157381333 is a wasteful number, since it uses less digits than its factorization.

1157381333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2572.

The product of its digits is 22680, while the sum is 35.

The square root of 1157381333 is about 34020.3076558693. The cubic root of 1157381333 is about 1049.9263237798.

The spelling of 1157381333 in words is "one billion, one hundred fifty-seven million, three hundred eighty-one thousand, three hundred thirty-three".