1451442522011 has 4 divisors (see below), whose sum is σ = 1536821493912. Its totient is φ = 1366063550112.

The previous prime is 1451442522001. The next prime is 1451442522041. The reversal of 1451442522011 is 1102252441541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1451442522011 - 2¹⁸ = 1451442259867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1451442522001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42689485925 + ... + 42689485958.

It is an arithmetic number, because the mean of its divisors is an integer number (384205373478).

Almost surely, 2^{1451442522011} is an apocalyptic number.

1451442522011 is a deficient number, since it is larger than the sum of its proper divisors (85378971901).

1451442522011 is an equidigital number, since it uses as much as digits as its factorization.

1451442522011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85378971900.

The product of its (nonzero) digits is 12800, while the sum is 32.

Adding to 1451442522011 its reverse (1102252441541), we get a palindrome (2553694963552).

The spelling of 1451442522011 in words is "one trillion, four hundred fifty-one billion, four hundred forty-two million, five hundred twenty-two thousand, eleven".