7140147361 has 2 divisors, whose sum is σ = 7140147362. Its totient is φ = 7140147360.

The previous prime is 7140147341. The next prime is 7140147367. The reversal of 7140147361 is 1637410417.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3727835136 + 3412312225 = 61056^2 + 58415^2 .

It is an emirp because it is prime and its reverse (1637410417) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7140147361 - 2¹⁵ = 7140114593 is a prime.

It is not a weakly prime, because it can be changed into another prime (7140147367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3570073680 + 3570073681.

It is an arithmetic number, because the mean of its divisors is an integer number (3570073681).

Almost surely, 2^7140147361 is an apocalyptic number.

It is an amenable number.

7140147361 is a deficient number, since it is larger than the sum of its proper divisors (1).

7140147361 is an equidigital number, since it uses as much as digits as its factorization.

7140147361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 7140147361 is about 84499.3926664565. The cubic root of 7140147361 is about 1925.6132176679.

Adding to 7140147361 its reverse (1637410417), we get a palindrome (8777557778).

The spelling of 7140147361 in words is "seven billion, one hundred forty million, one hundred forty-seven thousand, three hundred sixty-one".