1154421316 has 12 divisors (see below), whose sum is σ = 2021297040. Its totient is φ = 576907880.

The previous prime is 1154421293. The next prime is 1154421337. The reversal of 1154421316 is 6131244511.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67006 + ... + 82453.

It is an arithmetic number, because the mean of its divisors is an integer number (168441420).

Almost surely, 2^1154421316 is an apocalyptic number.

It is an amenable number.

1154421316 is a deficient number, since it is larger than the sum of its proper divisors (866875724).

1154421316 is a wasteful number, since it uses less digits than its factorization.

1154421316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151394 (or 151392 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 1154421316 is about 33976.7761272314. The cubic root of 1154421316 is about 1049.0304931486.

Adding to 1154421316 its reverse (6131244511), we get a palindrome (7285665827).

The spelling of 1154421316 in words is "one billion, one hundred fifty-four million, four hundred twenty-one thousand, three hundred sixteen".