3148222457 has 2 divisors, whose sum is σ = 3148222458. Its totient is φ = 3148222456.

The previous prime is 3148222409. The next prime is 3148222549. The reversal of 3148222457 is 7542228413.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3027310441 + 120912016 = 55021^2 + 10996^2 .

It is an emirp because it is prime and its reverse (7542228413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3148222457 - 2¹⁴ = 3148206073 is a prime.

It is a super-2 number, since 2×3148222457² = 19822609277518233698, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3148222457.

It is not a weakly prime, because it can be changed into another prime (3148222657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1574111228 + 1574111229.

It is an arithmetic number, because the mean of its divisors is an integer number (1574111229).

Almost surely, 2^3148222457 is an apocalyptic number.

It is an amenable number.

3148222457 is a deficient number, since it is larger than the sum of its proper divisors (1).

3148222457 is an equidigital number, since it uses as much as digits as its factorization.

3148222457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107520, while the sum is 38.

The square root of 3148222457 is about 56109.0229553144. The cubic root of 3148222457 is about 1465.6214220415.

The spelling of 3148222457 in words is "three billion, one hundred forty-eight million, two hundred twenty-two thousand, four hundred fifty-seven".