5158312 has 8 divisors (see below), whose sum is σ = 9671850. Its totient is φ = 2579152.

The previous prime is 5158303. The next prime is 5158313. The reversal of 5158312 is 2138515.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4186116 + 972196 = 2046^2 + 986^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5158313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 322387 + ... + 322402.

Almost surely, 2^5158312 is an apocalyptic number.

It is an amenable number.

5158312 is a deficient number, since it is larger than the sum of its proper divisors (4513538).

5158312 is a wasteful number, since it uses less digits than its factorization.

5158312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644795 (or 644791 counting only the distinct ones).

The product of its digits is 1200, while the sum is 25.

The square root of 5158312 is about 2271.1917576462. The cubic root of 5158312 is about 172.7836068411.

The spelling of 5158312 in words is "five million, one hundred fifty-eight thousand, three hundred twelve".