5149787 has 4 divisors (see below), whose sum is σ = 5158440. Its totient is φ = 5141136.

The previous prime is 5149783. The next prime is 5149801. The reversal of 5149787 is 7879415.

5149787 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5149787 - 2² = 5149783 is a prime.

It is a super-2 number, since 2×5149787² = 53040612290738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5149783) 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, 3362 + ... + 4647.

It is an arithmetic number, because the mean of its divisors is an integer number (1289610).

Almost surely, 2^5149787 is an apocalyptic number.

5149787 is a deficient number, since it is larger than the sum of its proper divisors (8653).

5149787 is an equidigital number, since it uses as much as digits as its factorization.

5149787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8652.

The product of its digits is 70560, while the sum is 41.

The square root of 5149787 is about 2269.3142135896. The cubic root of 5149787 is about 172.6883694556.

It can be divided in two parts, 514 and 9787, that added together give a palindrome (10301).

The spelling of 5149787 in words is "five million, one hundred forty-nine thousand, seven hundred eighty-seven".