1543345113 has 16 divisors (see below), whose sum is σ = 2130105600. Its totient is φ = 992785920.

The previous prime is 1543345109. The next prime is 1543345117. The reversal of 1543345113 is 3115433451.

It is an interprime number because it is at equal distance from previous prime (1543345109) and next prime (1543345117).

It is not a de Polignac number, because 1543345113 - 2² = 1543345109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1543345117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159648 + ... + 169038.

It is an arithmetic number, because the mean of its divisors is an integer number (133131600).

Almost surely, 2^1543345113 is an apocalyptic number.

It is an amenable number.

1543345113 is a deficient number, since it is larger than the sum of its proper divisors (586760487).

1543345113 is a wasteful number, since it uses less digits than its factorization.

1543345113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11312.

The product of its digits is 10800, while the sum is 30.

The square root of 1543345113 is about 39285.4313072925. The cubic root of 1543345113 is about 1155.6358793116.

Adding to 1543345113 its reverse (3115433451), we get a palindrome (4658778564).

The spelling of 1543345113 in words is "one billion, five hundred forty-three million, three hundred forty-five thousand, one hundred thirteen".