514223131 has 2 divisors, whose sum is σ = 514223132. Its totient is φ = 514223130.

The previous prime is 514223081. The next prime is 514223141. The reversal of 514223131 is 131322415.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 514223131 - 2²¹ = 512125979 is a prime.

It is a super-2 number, since 2×514223131² = 528850856910886322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (514223141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257111565 + 257111566.

It is an arithmetic number, because the mean of its divisors is an integer number (257111566).

Almost surely, 2^514223131 is an apocalyptic number.

514223131 is a deficient number, since it is larger than the sum of its proper divisors (1).

514223131 is an equidigital number, since it uses as much as digits as its factorization.

514223131 is an evil number, because the sum of its binary digits is even.

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

The square root of 514223131 is about 22676.4885068213. The cubic root of 514223131 is about 801.1562089004.

Adding to 514223131 its reverse (131322415), we get a palindrome (645545546).

The spelling of 514223131 in words is "five hundred fourteen million, two hundred twenty-three thousand, one hundred thirty-one".