1142751154 has 8 divisors (see below), whose sum is σ = 1724035500. Its totient is φ = 568072656.

The previous prime is 1142751149. The next prime is 1142751167. The reversal of 1142751154 is 4511572411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1117096929 + 25654225 = 33423^2 + 5065^2 .

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1651029 + ... + 1651720.

Almost surely, 2^1142751154 is an apocalyptic number.

1142751154 is a deficient number, since it is larger than the sum of its proper divisors (581284346).

1142751154 is a wasteful number, since it uses less digits than its factorization.

1142751154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3302924.

The product of its digits is 5600, while the sum is 31.

The square root of 1142751154 is about 33804.6025564567. The cubic root of 1142751154 is about 1045.4835956811.

The spelling of 1142751154 in words is "one billion, one hundred forty-two million, seven hundred fifty-one thousand, one hundred fifty-four".