1322488545 has 32 divisors (see below), whose sum is σ = 2454371328. Its totient is φ = 595539648.

The previous prime is 1322488507. The next prime is 1322488547. The reversal of 1322488545 is 5458842231.

1322488545 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1322488545 - 2¹⁰ = 1322487521 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1322488497 and 1322488506.

It is not an unprimeable number, because it can be changed into a prime (1322488547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86959 + ... + 101028.

It is an arithmetic number, because the mean of its divisors is an integer number (76699104).

Almost surely, 2^1322488545 is an apocalyptic number.

1322488545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1322488545 is a deficient number, since it is larger than the sum of its proper divisors (1131882783).

1322488545 is a wasteful number, since it uses less digits than its factorization.

1322488545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188069.

The product of its digits is 307200, while the sum is 42.

The square root of 1322488545 is about 36366.0355964188. The cubic root of 1322488545 is about 1097.6502306616.

The spelling of 1322488545 in words is "one billion, three hundred twenty-two million, four hundred eighty-eight thousand, five hundred forty-five".