3140281229 has 2 divisors, whose sum is σ = 3140281230. Its totient is φ = 3140281228.

The previous prime is 3140281213. The next prime is 3140281231. The reversal of 3140281229 is 9221820413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2905425604 + 234855625 = 53902^2 + 15325^2 .

It is a cyclic number.

It is not a de Polignac number, because 3140281229 - 2⁴ = 3140281213 is a prime.

It is a super-2 number, since 2×3140281229² = 19722732394419500882, which contains 22 as substring.

Together with 3140281231, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3140281195 and 3140281204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3140284229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570140614 + 1570140615.

It is an arithmetic number, because the mean of its divisors is an integer number (1570140615).

Almost surely, 2^3140281229 is an apocalyptic number.

It is an amenable number.

3140281229 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140281229 is an equidigital number, since it uses as much as digits as its factorization.

3140281229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 3140281229 is about 56038.2122216617. The cubic root of 3140281229 is about 1464.3880664058.

The spelling of 3140281229 in words is "three billion, one hundred forty million, two hundred eighty-one thousand, two hundred twenty-nine".