553145043 has 48 divisors (see below), whose sum is σ = 877968000. Its totient is φ = 306351360.

The previous prime is 553145041. The next prime is 553145083. The reversal of 553145043 is 340541355.

It is not a de Polignac number, because 553145043 - 2¹ = 553145041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 553145043.

It is not an unprimeable number, because it can be changed into a prime (553145041) 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, 526783 + ... + 527831.

It is an arithmetic number, because the mean of its divisors is an integer number (18291000).

Almost surely, 2^553145043 is an apocalyptic number.

553145043 is a deficient number, since it is larger than the sum of its proper divisors (324822957).

553145043 is a wasteful number, since it uses less digits than its factorization.

553145043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140 (or 1111 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 553145043 is about 23519.0357582959. The cubic root of 553145043 is about 820.8800006404.

Adding to 553145043 its reverse (340541355), we get a palindrome (893686398).

The spelling of 553145043 in words is "five hundred fifty-three million, one hundred forty-five thousand, forty-three".