1324489157 has 8 divisors (see below), whose sum is σ = 1346922720. Its totient is φ = 1302078960.

The previous prime is 1324489141. The next prime is 1324489169. The reversal of 1324489157 is 7519844231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1324489157 - 2⁴ = 1324489141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324489357) 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, 138038 + ... + 147320.

It is an arithmetic number, because the mean of its divisors is an integer number (168365340).

Almost surely, 2^1324489157 is an apocalyptic number.

It is an amenable number.

1324489157 is a deficient number, since it is larger than the sum of its proper divisors (22433563).

1324489157 is an equidigital number, since it uses as much as digits as its factorization.

1324489157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11683.

The product of its digits is 241920, while the sum is 44.

The square root of 1324489157 is about 36393.5318016815. The cubic root of 1324489157 is about 1098.2034467512.

The spelling of 1324489157 in words is "one billion, three hundred twenty-four million, four hundred eighty-nine thousand, one hundred fifty-seven".