1162142051 has 4 divisors (see below), whose sum is σ = 1328162352. Its totient is φ = 996121752.

The previous prime is 1162142021. The next prime is 1162142071. The reversal of 1162142051 is 1502412611.

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 1162142051 - 2²⁶ = 1095033187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1162142021) 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, 83010140 + ... + 83010153.

It is an arithmetic number, because the mean of its divisors is an integer number (332040588).

Almost surely, 2^1162142051 is an apocalyptic number.

1162142051 is a deficient number, since it is larger than the sum of its proper divisors (166020301).

1162142051 is an equidigital number, since it uses as much as digits as its factorization.

1162142051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166020300.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 1162142051 is about 34090.2046195091. The cubic root of 1162142051 is about 1051.3639269925.

Adding to 1162142051 its reverse (1502412611), we get a palindrome (2664554662).

The spelling of 1162142051 in words is "one billion, one hundred sixty-two million, one hundred forty-two thousand, fifty-one".