455231345 has 16 divisors (see below), whose sum is σ = 553936320. Its totient is φ = 359097024.

The previous prime is 455231303. The next prime is 455231347. The reversal of 455231345 is 543132554.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 455231345 - 2¹⁴ = 455214961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (455231347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355847 + ... + 357123.

It is an arithmetic number, because the mean of its divisors is an integer number (34621020).

Almost surely, 2^455231345 is an apocalyptic number.

It is an amenable number.

455231345 is a deficient number, since it is larger than the sum of its proper divisors (98704975).

455231345 is a wasteful number, since it uses less digits than its factorization.

455231345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224.

The product of its digits is 36000, while the sum is 32.

The square root of 455231345 is about 21336.1511290111. The cubic root of 455231345 is about 769.2675020831.

Adding to 455231345 its reverse (543132554), we get a palindrome (998363899).

The spelling of 455231345 in words is "four hundred fifty-five million, two hundred thirty-one thousand, three hundred forty-five".