1322555401 has 8 divisors (see below), whose sum is σ = 1392555680. Its totient is φ = 1252594368.

The previous prime is 1322555389. The next prime is 1322555441. The reversal of 1322555401 is 1045552231.

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 1322555401 - 2¹⁷ = 1322424329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1322555401.

It is not an unprimeable number, because it can be changed into a prime (1322555441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81010 + ... + 95956.

It is an arithmetic number, because the mean of its divisors is an integer number (174069460).

Almost surely, 2^1322555401 is an apocalyptic number.

It is an amenable number.

1322555401 is a deficient number, since it is larger than the sum of its proper divisors (70000279).

1322555401 is a wasteful number, since it uses less digits than its factorization.

1322555401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19623.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1322555401 is about 36366.9547941534. The cubic root of 1322555401 is about 1097.6687269194.

The spelling of 1322555401 in words is "one billion, three hundred twenty-two million, five hundred fifty-five thousand, four hundred one".