5515035123 has 16 divisors (see below), whose sum is σ = 7928291840. Its totient is φ = 3389896224.

The previous prime is 5515035049. The next prime is 5515035139. The reversal of 5515035123 is 3215305155.

It is not a de Polignac number, because 5515035123 - 2¹⁶ = 5514969587 is a prime.

It is a super-2 number, since 2×5515035123² = 60831224815847250258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5515030123) 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, 48811 + ... + 115812.

It is an arithmetic number, because the mean of its divisors is an integer number (495518240).

Almost surely, 2^5515035123 is an apocalyptic number.

5515035123 is a deficient number, since it is larger than the sum of its proper divisors (2413256717).

5515035123 is a wasteful number, since it uses less digits than its factorization.

5515035123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165498.

The product of its (nonzero) digits is 11250, while the sum is 30.

The square root of 5515035123 is about 74263.2824685255. The cubic root of 5515035123 is about 1766.7811654797.

The spelling of 5515035123 in words is "five billion, five hundred fifteen million, thirty-five thousand, one hundred twenty-three".