1162138343 has 4 divisors (see below), whose sum is σ = 1230499440. Its totient is φ = 1093777248.

The previous prime is 1162138337. The next prime is 1162138357. The reversal of 1162138343 is 3438312611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3438312611 = 17 ⋅202253683.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1162138343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162138643) 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, 34180523 + ... + 34180556.

It is an arithmetic number, because the mean of its divisors is an integer number (307624860).

Almost surely, 2^1162138343 is an apocalyptic number.

1162138343 is a deficient number, since it is larger than the sum of its proper divisors (68361097).

1162138343 is an equidigital number, since it uses as much as digits as its factorization.

1162138343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68361096.

The product of its digits is 10368, while the sum is 32.

The square root of 1162138343 is about 34090.1502343419. The cubic root of 1162138343 is about 1051.3628088097.

The spelling of 1162138343 in words is "one billion, one hundred sixty-two million, one hundred thirty-eight thousand, three hundred forty-three".