1323240115 has 16 divisors (see below), whose sum is σ = 1673994240. Its totient is φ = 1002641760.

The previous prime is 1323240097. The next prime is 1323240167. The reversal of 1323240115 is 5110423231.

It is a happy number.

It is not a de Polignac number, because 1323240115 - 2⁷ = 1323239987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83535 + ... + 98104.

It is an arithmetic number, because the mean of its divisors is an integer number (104624640).

Almost surely, 2^1323240115 is an apocalyptic number.

1323240115 is a deficient number, since it is larger than the sum of its proper divisors (350754125).

1323240115 is a wasteful number, since it uses less digits than its factorization.

1323240115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181722.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1323240115 is about 36376.3675344309. The cubic root of 1323240115 is about 1097.8581227604.

Adding to 1323240115 its reverse (5110423231), we get a palindrome (6433663346).

The spelling of 1323240115 in words is "one billion, three hundred twenty-three million, two hundred forty thousand, one hundred fifteen".