5129949 has 8 divisors (see below), whose sum is σ = 7461792. Its totient is φ = 3109040.

The previous prime is 5129947. The next prime is 5129953. The reversal of 5129949 is 9499215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5129949 - 2¹ = 5129947 is a prime.

5129949 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5129947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77694 + ... + 77759.

It is an arithmetic number, because the mean of its divisors is an integer number (932724).

Almost surely, 2^5129949 is an apocalyptic number.

It is an amenable number.

5129949 is a deficient number, since it is larger than the sum of its proper divisors (2331843).

5129949 is a wasteful number, since it uses less digits than its factorization.

5129949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155467.

The product of its digits is 29160, while the sum is 39.

The square root of 5129949 is about 2264.9390720282. The cubic root of 5129949 is about 172.4663408387.

The spelling of 5129949 in words is "five million, one hundred twenty-nine thousand, nine hundred forty-nine".