1345254253343 has 48 divisors (see below), whose sum is σ = 1824289732608. Its totient is φ = 958027824000.

The previous prime is 1345254253339. The next prime is 1345254253403. The reversal of 1345254253343 is 3433524525431.

It is not a de Polignac number, because 1345254253343 - 2² = 1345254253339 is a prime.

It is a super-2 number, since 2×1345254253343² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1345254253294 and 1345254253303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345254253643) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10145330 + ... + 10277072.

It is an arithmetic number, because the mean of its divisors is an integer number (38006036096).

Almost surely, 2^{1345254253343} is an apocalyptic number.

1345254253343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1345254253343 is a deficient number, since it is larger than the sum of its proper divisors (479035479265).

1345254253343 is a wasteful number, since it uses less digits than its factorization.

1345254253343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131976 (or 131875 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 44.

Adding to 1345254253343 its reverse (3433524525431), we get a palindrome (4778778778774).

The spelling of 1345254253343 in words is "one trillion, three hundred forty-five billion, two hundred fifty-four million, two hundred fifty-three thousand, three hundred forty-three".