7140607457 has 2 divisors, whose sum is σ = 7140607458. Its totient is φ = 7140607456.

The previous prime is 7140607451. The next prime is 7140607489. The reversal of 7140607457 is 7547060417.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3697734481 + 3442872976 = 60809^2 + 58676^2 .

It is a cyclic number.

It is not a de Polignac number, because 7140607457 - 2¹⁶ = 7140541921 is a prime.

It is not a weakly prime, because it can be changed into another prime (7140607451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3570303728 + 3570303729.

It is an arithmetic number, because the mean of its divisors is an integer number (3570303729).

Almost surely, 2^7140607457 is an apocalyptic number.

It is an amenable number.

7140607457 is a deficient number, since it is larger than the sum of its proper divisors (1).

7140607457 is an equidigital number, since it uses as much as digits as its factorization.

7140607457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 164640, while the sum is 41.

The square root of 7140607457 is about 84502.1151037061. The cubic root of 7140607457 is about 1925.6545775944.

The spelling of 7140607457 in words is "seven billion, one hundred forty million, six hundred seven thousand, four hundred fifty-seven".