1154144036 has 6 divisors (see below), whose sum is σ = 2019752070. Its totient is φ = 577072016.

The previous prime is 1154144023. The next prime is 1154144041. The reversal of 1154144036 is 6304414511.

It can be written as a sum of positive squares in only one way, i.e., 715241536 + 438902500 = 26744^2 + 20950^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144268001 + ... + 144268008.

It is an arithmetic number, because the mean of its divisors is an integer number (336625345).

Almost surely, 2^1154144036 is an apocalyptic number.

It is an amenable number.

1154144036 is a deficient number, since it is larger than the sum of its proper divisors (865608034).

1154144036 is a wasteful number, since it uses less digits than its factorization.

1154144036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288536013 (or 288536011 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1154144036 is about 33972.6954479623. The cubic root of 1154144036 is about 1048.9464976834.

Adding to 1154144036 its reverse (6304414511), we get a palindrome (7458558547).

The spelling of 1154144036 in words is "one billion, one hundred fifty-four million, one hundred forty-four thousand, thirty-six".