4945951 has 6 divisors (see below), whose sum is σ = 5055680. Its totient is φ = 4838556.

The previous prime is 4945939. The next prime is 4945961. The reversal of 4945951 is 1595494.

It is not a de Polignac number, because 4945951 - 2²¹ = 2848799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4945951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4945961) 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 5 ways as a sum of consecutive naturals, for example, 1090 + ... + 3328.

Almost surely, 2^4945951 is an apocalyptic number.

4945951 is a deficient number, since it is larger than the sum of its proper divisors (109729).

4945951 is an equidigital number, since it uses as much as digits as its factorization.

4945951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333 (or 2286 counting only the distinct ones).

The product of its digits is 32400, while the sum is 37.

The square root of 4945951 is about 2223.9494148923. The cubic root of 4945951 is about 170.3792111524.

The spelling of 4945951 in words is "four million, nine hundred forty-five thousand, nine hundred fifty-one".