514204381 has 2 divisors, whose sum is σ = 514204382. Its totient is φ = 514204380.

The previous prime is 514204367. The next prime is 514204403. The reversal of 514204381 is 183402415.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 377524900 + 136679481 = 19430^2 + 11691^2 .

It is a cyclic number.

It is not a de Polignac number, because 514204381 - 2⁹ = 514203869 is a prime.

It is a super-2 number, since 2×514204381² = 528812290879186322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (514201381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257102190 + 257102191.

It is an arithmetic number, because the mean of its divisors is an integer number (257102191).

Almost surely, 2^514204381 is an apocalyptic number.

It is an amenable number.

514204381 is a deficient number, since it is larger than the sum of its proper divisors (1).

514204381 is an equidigital number, since it uses as much as digits as its factorization.

514204381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 514204381 is about 22676.0750792548. The cubic root of 514204381 is about 801.1464713237.

Adding to 514204381 its reverse (183402415), we get a palindrome (697606796).

The spelling of 514204381 in words is "five hundred fourteen million, two hundred four thousand, three hundred eighty-one".