5154935549 has 4 divisors (see below), whose sum is σ = 5155452060. Its totient is φ = 5154419040.

The previous prime is 5154935521. The next prime is 5154935563. The reversal of 5154935549 is 9455394515.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2730062500 + 2424873049 = 52250^2 + 49243^2 .

It is a cyclic number.

It is not a de Polignac number, because 5154935549 - 2²⁰ = 5153886973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5154935497 and 5154935506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5154935249) 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, 242984 + ... + 263345.

It is an arithmetic number, because the mean of its divisors is an integer number (1288863015).

Almost surely, 2^5154935549 is an apocalyptic number.

It is an amenable number.

5154935549 is a deficient number, since it is larger than the sum of its proper divisors (516511).

5154935549 is a wasteful number, since it uses less digits than its factorization.

5154935549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516510.

The product of its digits is 2430000, while the sum is 50.

The square root of 5154935549 is about 71797.8798363851. The cubic root of 5154935549 is about 1727.4589923966.

The spelling of 5154935549 in words is "five billion, one hundred fifty-four million, nine hundred thirty-five thousand, five hundred forty-nine".