53103451442 has 16 divisors (see below), whose sum is σ = 83956665240. Its totient is φ = 25152446592.

The previous prime is 53103451439. The next prime is 53103451477. The reversal of 53103451442 is 24415430135.

It can be written as a sum of positive squares in 4 ways, for example, as 50935524721 + 2167926721 = 225689^2 + 46561^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53103451399 and 53103451408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8634443 + ... + 8640590.

Almost surely, 2^53103451442 is an apocalyptic number.

53103451442 is a deficient number, since it is larger than the sum of its proper divisors (30853213798).

53103451442 is a wasteful number, since it uses less digits than its factorization.

53103451442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17275117.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 53103451442 its reverse (24415430135), we get a palindrome (77518881577).

The spelling of 53103451442 in words is "fifty-three billion, one hundred three million, four hundred fifty-one thousand, four hundred forty-two".