1452211345 has 16 divisors (see below), whose sum is σ = 1891491840. Its totient is φ = 1063952064.

The previous prime is 1452211331. The next prime is 1452211357. The reversal of 1452211345 is 5431122541.

It is a cyclic number.

It is not a de Polignac number, because 1452211345 - 2⁹ = 1452210833 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79705 + ... + 96214.

It is an arithmetic number, because the mean of its divisors is an integer number (118218240).

Almost surely, 2^1452211345 is an apocalyptic number.

It is an amenable number.

1452211345 is a deficient number, since it is larger than the sum of its proper divisors (439280495).

1452211345 is a wasteful number, since it uses less digits than its factorization.

1452211345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176064.

The product of its digits is 4800, while the sum is 28.

The square root of 1452211345 is about 38107.8908495340. The cubic root of 1452211345 is about 1132.4262861218.

Adding to 1452211345 its reverse (5431122541), we get a palindrome (6883333886).

The spelling of 1452211345 in words is "one billion, four hundred fifty-two million, two hundred eleven thousand, three hundred forty-five".