1345243562001 has 72 divisors (see below), whose sum is σ = 2016683192160. Its totient is φ = 863823272832.

The previous prime is 1345243561993. The next prime is 1345243562017. The reversal of 1345243562001 is 1002653425431.

1345243562001 is a `hidden beast` number, since 1 + 3 + 4 + 5 + 24 + 3 + 5 + 620 + 0 + 1 = 666.

It is not a de Polignac number, because 1345243562001 - 2³ = 1345243561993 is a prime.

It is a super-2 number, since 2×1345243562001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1345243566001) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 454012546 + ... + 454015508.

It is an arithmetic number, because the mean of its divisors is an integer number (28009488780).

Almost surely, 2^{1345243562001} is an apocalyptic number.

It is an amenable number.

1345243562001 is a deficient number, since it is larger than the sum of its proper divisors (671439630159).

1345243562001 is a wasteful number, since it uses less digits than its factorization.

1345243562001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323 (or 3241 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 1345243562001 its reverse (1002653425431), we get a palindrome (2347896987432).

The spelling of 1345243562001 in words is "one trillion, three hundred forty-five billion, two hundred forty-three million, five hundred sixty-two thousand, one".