1141544002 has 8 divisors (see below), whose sum is σ = 1718682300. Its totient is φ = 568649904.

The previous prime is 1141543987. The next prime is 1141544003. The reversal of 1141544002 is 2004451411.

It can be written as a sum of positive squares in 2 ways, for example, as 1134409761 + 7134241 = 33681^2 + 2671^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1141544003) 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, 1060377 + ... + 1061452.

Almost surely, 2^1141544002 is an apocalyptic number.

1141544002 is a deficient number, since it is larger than the sum of its proper divisors (577138298).

1141544002 is a wasteful number, since it uses less digits than its factorization.

1141544002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122100.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1141544002 is about 33786.7429918896. The cubic root of 1141544002 is about 1045.1153316998.

Adding to 1141544002 its reverse (2004451411), we get a palindrome (3145995413).

The spelling of 1141544002 in words is "one billion, one hundred forty-one million, five hundred forty-four thousand, two".