5512123042 has 4 divisors (see below), whose sum is σ = 8268184566. Its totient is φ = 2756061520.

The previous prime is 5512123009. The next prime is 5512123069. The reversal of 5512123042 is 2403212155.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3602520441 + 1909602601 = 60021^2 + 43699^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5512122998 and 5512123016.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1378030759 + ... + 1378030762.

Almost surely, 2^5512123042 is an apocalyptic number.

5512123042 is a deficient number, since it is larger than the sum of its proper divisors (2756061524).

5512123042 is a wasteful number, since it uses less digits than its factorization.

5512123042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756061523.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 5512123042 is about 74243.6734139684. The cubic root of 5512123042 is about 1766.4701420332.

Adding to 5512123042 its reverse (2403212155), we get a palindrome (7915335197).

The spelling of 5512123042 in words is "five billion, five hundred twelve million, one hundred twenty-three thousand, forty-two".