5111154242 has 24 divisors (see below), whose sum is σ = 8370531900. Its totient is φ = 2337578208.

The previous prime is 5111154221. The next prime is 5111154253. The reversal of 5111154242 is 2424511115.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4998348601 + 112805641 = 70699^2 + 10621^2 .

It is a super-2 number, since 2×5111154242² = 52247795371029189128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101117 + ... + 142992.

Almost surely, 2^5111154242 is an apocalyptic number.

5111154242 is a deficient number, since it is larger than the sum of its proper divisors (3259377658).

5111154242 is a wasteful number, since it uses less digits than its factorization.

5111154242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244178 (or 244159 counting only the distinct ones).

The product of its digits is 1600, while the sum is 26.

The square root of 5111154242 is about 71492.3369459972. The cubic root of 5111154242 is about 1722.5545961070.

Adding to 5111154242 its reverse (2424511115), we get a palindrome (7535665357).

The spelling of 5111154242 in words is "five billion, one hundred eleven million, one hundred fifty-four thousand, two hundred forty-two".