5512423531 has 4 divisors (see below), whose sum is σ = 5512855600. Its totient is φ = 5511991464.

The previous prime is 5512423493. The next prime is 5512423561. The reversal of 5512423531 is 1353242155.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1353242155 = 5 ⋅270648431.

It is a cyclic number.

It is not a de Polignac number, because 5512423531 - 2⁹ = 5512423019 is a prime.

It is a super-2 number, since 2×5512423531² = 60773626370245015922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5512423493 and 5512423502.

It is not an unprimeable number, because it can be changed into a prime (5512423561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196296 + ... + 222613.

It is an arithmetic number, because the mean of its divisors is an integer number (1378213900).

Almost surely, 2^5512423531 is an apocalyptic number.

5512423531 is a deficient number, since it is larger than the sum of its proper divisors (432069).

5512423531 is a wasteful number, since it uses less digits than its factorization.

5512423531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432068.

The product of its digits is 18000, while the sum is 31.

The square root of 5512423531 is about 74245.6970537687. The cubic root of 5512423531 is about 1766.5022406878.

Adding to 5512423531 its reverse (1353242155), we get a palindrome (6865665686).

The spelling of 5512423531 in words is "five billion, five hundred twelve million, four hundred twenty-three thousand, five hundred thirty-one".