1323140401 has 8 divisors (see below), whose sum is σ = 1476994464. Its totient is φ = 1174881120.

The previous prime is 1323140363. The next prime is 1323140437. The reversal of 1323140401 is 1040413231.

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 1323140401 - 2⁹ = 1323139889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1323140491) 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, 1398196 + ... + 1399141.

It is an arithmetic number, because the mean of its divisors is an integer number (184624308).

Almost surely, 2^1323140401 is an apocalyptic number.

1323140401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1323140401 is a deficient number, since it is larger than the sum of its proper divisors (153854063).

1323140401 is a wasteful number, since it uses less digits than its factorization.

1323140401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2797391.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1323140401 is about 36374.9969209621. The cubic root of 1323140401 is about 1097.8305453582.

Adding to 1323140401 its reverse (1040413231), we get a palindrome (2363553632).

The spelling of 1323140401 in words is "one billion, three hundred twenty-three million, one hundred forty thousand, four hundred one".