53430350121 has 12 divisors (see below), whose sum is σ = 77406189172. Its totient is φ = 35514533376.

The previous prime is 53430350101. The next prime is 53430350131. The reversal of 53430350121 is 12105303435.

53430350121 is a `hidden beast` number, since 534 + 3 + 0 + 3 + 5 + 0 + 121 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10108090521 + 43322259600 = 100539^2 + 208140^2 .

It is not a de Polignac number, because 53430350121 - 2¹³ = 53430341929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53430350101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8805136 + ... + 8811201.

Almost surely, 2^53430350121 is an apocalyptic number.

It is an amenable number.

53430350121 is a deficient number, since it is larger than the sum of its proper divisors (23975839051).

53430350121 is a wasteful number, since it uses less digits than its factorization.

53430350121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17616680 (or 17616677 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 53430350121 its reverse (12105303435), we get a palindrome (65535653556).

The spelling of 53430350121 in words is "fifty-three billion, four hundred thirty million, three hundred fifty thousand, one hundred twenty-one".