5131308 has 96 divisors (see below), whose sum is σ = 15253504. Its totient is φ = 1306368.

The previous prime is 5131307. The next prime is 5131333. The reversal of 5131308 is 8031315.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40341 + ... + 40467.

Almost surely, 2^5131308 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5131308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7626752).

5131308 is an abundant number, since it is smaller than the sum of its proper divisors (10122196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5131308 is a wasteful number, since it uses less digits than its factorization.

5131308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 5131308 is about 2265.2390602318. The cubic root of 5131308 is about 172.4815691293.

The spelling of 5131308 in words is "five million, one hundred thirty-one thousand, three hundred eight".