1162142744 has 16 divisors (see below), whose sum is σ = 2490306000. Its totient is φ = 498061152.

The previous prime is 1162142743. The next prime is 1162142749. The reversal of 1162142744 is 4472412611.

It is a self number, because there is not a number n which added to its sum of digits gives 1162142744.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162142743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10376219 + ... + 10376330.

It is an arithmetic number, because the mean of its divisors is an integer number (155644125).

Almost surely, 2^1162142744 is an apocalyptic number.

1162142744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1162142744 is an abundant number, since it is smaller than the sum of its proper divisors (1328163256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1162142744 is a wasteful number, since it uses less digits than its factorization.

1162142744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20752562 (or 20752558 counting only the distinct ones).

The product of its digits is 10752, while the sum is 32.

The square root of 1162142744 is about 34090.2147837176. The cubic root of 1162142744 is about 1051.3641359730.

The spelling of 1162142744 in words is "one billion, one hundred sixty-two million, one hundred forty-two thousand, seven hundred forty-four".