53512043003 has 16 divisors (see below), whose sum is σ = 54585425664. Its totient is φ = 52447396320.

The previous prime is 53512042979. The next prime is 53512043083. The reversal of 53512043003 is 30034021535.

It is a de Polignac number, because none of the positive numbers 2^k-53512043003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53512043083) 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, 13306133 + ... + 13310153.

It is an arithmetic number, because the mean of its divisors is an integer number (3411589104).

Almost surely, 2^53512043003 is an apocalyptic number.

53512043003 is a deficient number, since it is larger than the sum of its proper divisors (1073382661).

53512043003 is a wasteful number, since it uses less digits than its factorization.

53512043003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5042.

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 53512043003 its reverse (30034021535), we get a palindrome (83546064538).

The spelling of 53512043003 in words is "fifty-three billion, five hundred twelve million, forty-three thousand, three".