7406412257 has 2 divisors, whose sum is σ = 7406412258. Its totient is φ = 7406412256.

The previous prime is 7406412203. The next prime is 7406412271. The reversal of 7406412257 is 7522146047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3899877601 + 3506534656 = 62449^2 + 59216^2 .

It is a cyclic number.

It is not a de Polignac number, because 7406412257 - 2⁸ = 7406412001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7406412257.

It is not a weakly prime, because it can be changed into another prime (7406417257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3703206128 + 3703206129.

It is an arithmetic number, because the mean of its divisors is an integer number (3703206129).

Almost surely, 2^7406412257 is an apocalyptic number.

It is an amenable number.

7406412257 is a deficient number, since it is larger than the sum of its proper divisors (1).

7406412257 is an equidigital number, since it uses as much as digits as its factorization.

7406412257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 7406412257 is about 86060.5150867690. The cubic root of 7406412257 is about 1949.2578597758.

The spelling of 7406412257 in words is "seven billion, four hundred six million, four hundred twelve thousand, two hundred fifty-seven".