5132816149 has 4 divisors (see below), whose sum is σ = 5132987820. Its totient is φ = 5132644480.

The previous prime is 5132816119. The next prime is 5132816159. The reversal of 5132816149 is 9416182315.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9416182315 = 5 ⋅1883236463.

It can be written as a sum of positive squares in 2 ways, for example, as 2386322500 + 2746493649 = 48850^2 + 52407^2 .

It is a cyclic number.

It is not a de Polignac number, because 5132816149 - 2¹¹ = 5132814101 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5132816119) 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, 27994 + ... + 105115.

It is an arithmetic number, because the mean of its divisors is an integer number (1283246955).

Almost surely, 2^5132816149 is an apocalyptic number.

It is an amenable number.

5132816149 is a deficient number, since it is larger than the sum of its proper divisors (171671).

5132816149 is a wasteful number, since it uses less digits than its factorization.

5132816149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171670.

The product of its digits is 51840, while the sum is 40.

The square root of 5132816149 is about 71643.6748708496. The cubic root of 5132816149 is about 1724.9846556361.

The spelling of 5132816149 in words is "five billion, one hundred thirty-two million, eight hundred sixteen thousand, one hundred forty-nine".