3140252321 has 2 divisors, whose sum is σ = 3140252322. Its totient is φ = 3140252320.

The previous prime is 3140252317. The next prime is 3140252329. The reversal of 3140252321 is 1232520413.

3140252321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3040971025 + 99281296 = 55145^2 + 9964^2 .

It is a cyclic number.

It is not a de Polignac number, because 3140252321 - 2² = 3140252317 is a prime.

It is a super-2 number, since 2×3140252321² = 19722369279091774082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3140252329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570126160 + 1570126161.

It is an arithmetic number, because the mean of its divisors is an integer number (1570126161).

Almost surely, 2^3140252321 is an apocalyptic number.

It is an amenable number.

3140252321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140252321 is an equidigital number, since it uses as much as digits as its factorization.

3140252321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3140252321 is about 56037.9542899275. The cubic root of 3140252321 is about 1464.3835728953.

Adding to 3140252321 its reverse (1232520413), we get a palindrome (4372772734).

The spelling of 3140252321 in words is "three billion, one hundred forty million, two hundred fifty-two thousand, three hundred twenty-one".