1154043154 has 16 divisors (see below), whose sum is σ = 1934495136. Its totient is φ = 511770400.

The previous prime is 1154043151. The next prime is 1154043161. The reversal of 1154043154 is 4513404511.

It is not an unprimeable number, because it can be changed into a prime (1154043151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638812 + ... + 640615.

It is an arithmetic number, because the mean of its divisors is an integer number (120905946).

Almost surely, 2^1154043154 is an apocalyptic number.

1154043154 is a deficient number, since it is larger than the sum of its proper divisors (780451982).

1154043154 is a wasteful number, since it uses less digits than its factorization.

1154043154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279481.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 1154043154 is about 33971.2106643258. The cubic root of 1154043154 is about 1048.9159345126.

Adding to 1154043154 its reverse (4513404511), we get a palindrome (5667447665).

The spelling of 1154043154 in words is "one billion, one hundred fifty-four million, forty-three thousand, one hundred fifty-four".