1141142004 has 18 divisors (see below), whose sum is σ = 2884553490. Its totient is φ = 380380656.

The previous prime is 1141141931. The next prime is 1141142021. The reversal of 1141142004 is 4002411411.

It can be written as a sum of positive squares in only one way, i.e., 747913104 + 393228900 = 27348^2 + 19830^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15849159 + ... + 15849230.

Almost surely, 2^1141142004 is an apocalyptic number.

It is an amenable number.

1141142004 is an abundant number, since it is smaller than the sum of its proper divisors (1743411486).

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

1141142004 is a wasteful number, since it uses less digits than its factorization.

1141142004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31698399 (or 31698394 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1141142004 is about 33780.7934187461. The cubic root of 1141142004 is about 1044.9926371741.

Adding to 1141142004 its reverse (4002411411), we get a palindrome (5143553415).

The spelling of 1141142004 in words is "one billion, one hundred forty-one million, one hundred forty-two thousand, four".