1156342162 has 8 divisors (see below), whose sum is σ = 1740091392. Its totient is φ = 576311700.

The previous prime is 1156342157. The next prime is 1156342171. The reversal of 1156342162 is 2612436511.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 928914 + ... + 930157.

It is an arithmetic number, because the mean of its divisors is an integer number (217511424).

Almost surely, 2^1156342162 is an apocalyptic number.

1156342162 is a deficient number, since it is larger than the sum of its proper divisors (583749230).

1156342162 is a wasteful number, since it uses less digits than its factorization.

1156342162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859384.

The product of its digits is 8640, while the sum is 31.

The square root of 1156342162 is about 34005.0314218352. The cubic root of 1156342162 is about 1049.6119993479.

Adding to 1156342162 its reverse (2612436511), we get a palindrome (3768778673).

The spelling of 1156342162 in words is "one billion, one hundred fifty-six million, three hundred forty-two thousand, one hundred sixty-two".