1323454554 has 48 divisors (see below), whose sum is σ = 2968363008. Its totient is φ = 425821536.

The previous prime is 1323454537. The next prime is 1323454571. The reversal of 1323454554 is 4554543231.

1323454554 is a `hidden beast` number, since 1 + 32 + 34 + 545 + 54 = 666.

It is an interprime number because it is at equal distance from previous prime (1323454537) and next prime (1323454571).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76759 + ... + 92405.

It is an arithmetic number, because the mean of its divisors is an integer number (61840896).

Almost surely, 2^1323454554 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1323454554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1484181504).

1323454554 is an abundant number, since it is smaller than the sum of its proper divisors (1644908454).

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

1323454554 is a wasteful number, since it uses less digits than its factorization.

1323454554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15819 (or 15816 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 1323454554 is about 36379.3149193329. The cubic root of 1323454554 is about 1097.9174243891.

Adding to 1323454554 its reverse (4554543231), we get a palindrome (5877997785).

The spelling of 1323454554 in words is "one billion, three hundred twenty-three million, four hundred fifty-four thousand, five hundred fifty-four".