5122261 has 4 divisors (see below), whose sum is σ = 5344992. Its totient is φ = 4899532.

The previous prime is 5122259. The next prime is 5122277. The reversal of 5122261 is 1622215.

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.

It is a cyclic number.

It is not a de Polignac number, because 5122261 - 2¹ = 5122259 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 (5122211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111331 + ... + 111376.

It is an arithmetic number, because the mean of its divisors is an integer number (1336248).

Almost surely, 2^5122261 is an apocalyptic number.

It is an amenable number.

5122261 is a deficient number, since it is larger than the sum of its proper divisors (222731).

5122261 is a wasteful number, since it uses less digits than its factorization.

5122261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222730.

The product of its digits is 240, while the sum is 19.

The square root of 5122261 is about 2263.2412597865. The cubic root of 5122261 is about 172.3801421816.

Adding to 5122261 its reverse (1622215), we get a palindrome (6744476).

It can be divided in two parts, 51 and 22261, that multiplied together give a palindrome (1135311).

The spelling of 5122261 in words is "five million, one hundred twenty-two thousand, two hundred sixty-one".