5142245511 has 16 divisors (see below), whose sum is σ = 7493945984. Its totient is φ = 3117226464.

The previous prime is 5142245509. The next prime is 5142245569. The reversal of 5142245511 is 1155422415.

It is not a de Polignac number, because 5142245511 - 2¹ = 5142245509 is a prime.

It is a super-2 number, since 2×5142245511² = 52885377790799302242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5142245411) 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, 981361 + ... + 986586.

It is an arithmetic number, because the mean of its divisors is an integer number (468371624).

Almost surely, 2^5142245511 is an apocalyptic number.

5142245511 is a deficient number, since it is larger than the sum of its proper divisors (2351700473).

5142245511 is a wasteful number, since it uses less digits than its factorization.

5142245511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968030.

The product of its digits is 8000, while the sum is 30.

The square root of 5142245511 is about 71709.4520338846. The cubic root of 5142245511 is about 1726.0403174881.

Adding to 5142245511 its reverse (1155422415), we get a palindrome (6297667926).

The spelling of 5142245511 in words is "five billion, one hundred forty-two million, two hundred forty-five thousand, five hundred eleven".