1162142053 has 4 divisors (see below), whose sum is σ = 1165927840. Its totient is φ = 1158356268.

The previous prime is 1162142021. The next prime is 1162142071. The reversal of 1162142053 is 3502412611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1162142053 - 2⁵ = 1162142021 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 (1162142453) by changing a digit.

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, 1892433 + ... + 1893046.

It is an arithmetic number, because the mean of its divisors is an integer number (291481960).

Almost surely, 2^1162142053 is an apocalyptic number.

It is an amenable number.

1162142053 is a deficient number, since it is larger than the sum of its proper divisors (3785787).

1162142053 is an equidigital number, since it uses as much as digits as its factorization.

1162142053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785786.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1162142053 is about 34090.2046488430. The cubic root of 1162142053 is about 1051.3639275956.

Adding to 1162142053 its reverse (3502412611), we get a palindrome (4664554664).

The spelling of 1162142053 in words is "one billion, one hundred sixty-two million, one hundred forty-two thousand, fifty-three".