1345113552 has 20 divisors (see below), whose sum is σ = 3474876800. Its totient is φ = 448371168.

The previous prime is 1345113551. The next prime is 1345113557. The reversal of 1345113552 is 2553115431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345113551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14011552 + ... + 14011647.

It is an arithmetic number, because the mean of its divisors is an integer number (173743840).

Almost surely, 2^1345113552 is an apocalyptic number.

1345113552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1345113552 is an abundant number, since it is smaller than the sum of its proper divisors (2129763248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1345113552 is a wasteful number, since it uses less digits than its factorization.

1345113552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28023210 (or 28023204 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 1345113552 is about 36675.7897256487. The cubic root of 1345113552 is about 1103.8743687119.

Adding to 1345113552 its reverse (2553115431), we get a palindrome (3898228983).

The spelling of 1345113552 in words is "one billion, three hundred forty-five million, one hundred thirteen thousand, five hundred fifty-two".