1154947332 has 48 divisors (see below), whose sum is σ = 3359849472. Its totient is φ = 299986080.

The previous prime is 1154947307. The next prime is 1154947333. The reversal of 1154947332 is 2337494511.

It is not an unprimeable number, because it can be changed into a prime (1154947333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 624048 + ... + 625895.

It is an arithmetic number, because the mean of its divisors is an integer number (69996864).

Almost surely, 2^1154947332 is an apocalyptic number.

1154947332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1154947332 is an abundant number, since it is smaller than the sum of its proper divisors (2204902140).

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

1154947332 is a wasteful number, since it uses less digits than its factorization.

1154947332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249968 (or 1249966 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 1154947332 is about 33984.5160624659. The cubic root of 1154947332 is about 1049.1898003925.

The spelling of 1154947332 in words is "one billion, one hundred fifty-four million, nine hundred forty-seven thousand, three hundred thirty-two".