5134621 has 4 divisors (see below), whose sum is σ = 5156892. Its totient is φ = 5112352.

The previous prime is 5134573. The next prime is 5134643. The reversal of 5134621 is 1264315.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 783225 + 4351396 = 885^2 + 2086^2 .

It is a cyclic number.

It is not a de Polignac number, because 5134621 - 2⁹ = 5134109 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5134592 and 5134601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5134691) 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, 10786 + ... + 11251.

It is an arithmetic number, because the mean of its divisors is an integer number (1289223).

Almost surely, 2^5134621 is an apocalyptic number.

It is an amenable number.

5134621 is a deficient number, since it is larger than the sum of its proper divisors (22271).

5134621 is a wasteful number, since it uses less digits than its factorization.

5134621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22270.

The product of its digits is 720, while the sum is 22.

The square root of 5134621 is about 2265.9702116312. The cubic root of 5134621 is about 172.5186817266.

Adding to 5134621 its reverse (1264315), we get a palindrome (6398936).

It can be divided in two parts, 51 and 34621, that multiplied together give a palindrome (1765671).

The spelling of 5134621 in words is "five million, one hundred thirty-four thousand, six hundred twenty-one".