1345462153521 has 8 divisors (see below), whose sum is σ = 1793964531744. Its totient is φ = 896967272160.

The previous prime is 1345462153487. The next prime is 1345462153549. The reversal of 1345462153521 is 1253512645431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1345462153521 - 2¹³ = 1345462145329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1345462153591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1441156 + ... + 2183541.

It is an arithmetic number, because the mean of its divisors is an integer number (224245566468).

Almost surely, 2^{1345462153521} is an apocalyptic number.

It is an amenable number.

1345462153521 is a deficient number, since it is larger than the sum of its proper divisors (448502378223).

1345462153521 is a wasteful number, since it uses less digits than its factorization.

1345462153521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748431.

The product of its digits is 432000, while the sum is 42.

Adding to 1345462153521 its reverse (1253512645431), we get a palindrome (2598974798952).

The spelling of 1345462153521 in words is "one trillion, three hundred forty-five billion, four hundred sixty-two million, one hundred fifty-three thousand, five hundred twenty-one".