5129851 has 4 divisors (see below), whose sum is σ = 5352912. Its totient is φ = 4906792.

The previous prime is 5129837. The next prime is 5129863. The reversal of 5129851 is 1589215.

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

It is a cyclic number.

It is not a de Polignac number, because 5129851 - 2⁵ = 5129819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5129351) 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 3 ways as a sum of consecutive naturals, for example, 111496 + ... + 111541.

It is an arithmetic number, because the mean of its divisors is an integer number (1338228).

Almost surely, 2^5129851 is an apocalyptic number.

5129851 is a deficient number, since it is larger than the sum of its proper divisors (223061).

5129851 is a wasteful number, since it uses less digits than its factorization.

5129851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223060.

The product of its digits is 3600, while the sum is 31.

The square root of 5129851 is about 2264.9174377888. The cubic root of 5129851 is about 172.4652425945.

The spelling of 5129851 in words is "five million, one hundred twenty-nine thousand, eight hundred fifty-one".