1154140152 has 32 divisors (see below), whose sum is σ = 3147655680. Its totient is φ = 349739360.

The previous prime is 1154140129. The next prime is 1154140153. The reversal of 1154140152 is 2510414511.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154140153) 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, 2185608 + ... + 2186135.

It is an arithmetic number, because the mean of its divisors is an integer number (98364240).

Almost surely, 2^1154140152 is an apocalyptic number.

1154140152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1154140152 is an abundant number, since it is smaller than the sum of its proper divisors (1993515528).

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

1154140152 is a wasteful number, since it uses less digits than its factorization.

1154140152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4371763 (or 4371759 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 1154140152 is about 33972.6382843605. The cubic root of 1154140152 is about 1048.9453210212.

Adding to 1154140152 its reverse (2510414511), we get a palindrome (3664554663).

The spelling of 1154140152 in words is "one billion, one hundred fifty-four million, one hundred forty thousand, one hundred fifty-two".