1043342553 has 16 divisors (see below), whose sum is σ = 1518181056. Its totient is φ = 632082240.

The previous prime is 1043342533. The next prime is 1043342563. The reversal of 1043342553 is 3552433401.

It is not a de Polignac number, because 1043342553 - 2¹⁰ = 1043341529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1043342553.

It is not an unprimeable number, because it can be changed into a prime (1043342533) 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, 115675 + ... + 124367.

It is an arithmetic number, because the mean of its divisors is an integer number (94886316).

Almost surely, 2^1043342553 is an apocalyptic number.

It is an amenable number.

1043342553 is a deficient number, since it is larger than the sum of its proper divisors (474838503).

1043342553 is a wasteful number, since it uses less digits than its factorization.

1043342553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12344.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 1043342553 is about 32300.8135036875. The cubic root of 1043342553 is about 1014.2436722062.

Adding to 1043342553 its reverse (3552433401), we get a palindrome (4595775954).

The spelling of 1043342553 in words is "one billion, forty-three million, three hundred forty-two thousand, five hundred fifty-three".