5011949 has 4 divisors (see below), whose sum is σ = 5017536. Its totient is φ = 5006364.

The previous prime is 5011931. The next prime is 5011967. The reversal of 5011949 is 9491105.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (5011931) and next prime (5011967).

It is a cyclic number.

It is not a de Polignac number, because 5011949 - 2¹² = 5007853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5011969) 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, 1109 + ... + 3354.

It is an arithmetic number, because the mean of its divisors is an integer number (1254384).

Almost surely, 2^5011949 is an apocalyptic number.

It is an amenable number.

5011949 is a deficient number, since it is larger than the sum of its proper divisors (5587).

5011949 is a wasteful number, since it uses less digits than its factorization.

5011949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5586.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 5011949 is about 2238.7382607174. The cubic root of 5011949 is about 171.1337029852.

The spelling of 5011949 in words is "five million, eleven thousand, nine hundred forty-nine".