5137911 has 20 divisors (see below), whose sum is σ = 7747872. Its totient is φ = 3392928.

The previous prime is 5137903. The next prime is 5137919. The reversal of 5137911 is 1197315.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5137903) and next prime (5137919).

It is not a de Polignac number, because 5137911 - 2³ = 5137903 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5137919) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10866 + ... + 11328.

Almost surely, 2^5137911 is an apocalyptic number.

5137911 is a deficient number, since it is larger than the sum of its proper divisors (2609961).

5137911 is a wasteful number, since it uses less digits than its factorization.

5137911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612 (or 603 counting only the distinct ones).

The product of its digits is 945, while the sum is 27.

The square root of 5137911 is about 2266.6960537311. The cubic root of 5137911 is about 172.5555208805. Note that the first 4 decimals are identical.

The spelling of 5137911 in words is "five million, one hundred thirty-seven thousand, nine hundred eleven".