4951139 has 4 divisors (see below), whose sum is σ = 4984080. Its totient is φ = 4918200.

The previous prime is 4951127. The next prime is 4951151. The reversal of 4951139 is 9311594.

4951139 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 an interprime number because it is at equal distance from previous prime (4951127) and next prime (4951151).

It is a cyclic number.

It is not a de Polignac number, because 4951139 - 2¹² = 4947043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4951109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16244 + ... + 16545.

It is an arithmetic number, because the mean of its divisors is an integer number (1246020).

Almost surely, 2^4951139 is an apocalyptic number.

4951139 is a deficient number, since it is larger than the sum of its proper divisors (32941).

4951139 is a wasteful number, since it uses less digits than its factorization.

4951139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32940.

The product of its digits is 4860, while the sum is 32.

The square root of 4951139 is about 2225.1155026200. The cubic root of 4951139 is about 170.4387627914.

The spelling of 4951139 in words is "four million, nine hundred fifty-one thousand, one hundred thirty-nine".