4146509957 has 2 divisors, whose sum is σ = 4146509958. Its totient is φ = 4146509956.

The previous prime is 4146509921. The next prime is 4146509971. The reversal of 4146509957 is 7599056414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2197640641 + 1948869316 = 46879^2 + 44146^2 .

It is a cyclic number.

It is not a de Polignac number, because 4146509957 - 2¹⁸ = 4146247813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4146509977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2073254978 + 2073254979.

It is an arithmetic number, because the mean of its divisors is an integer number (2073254979).

Almost surely, 2^4146509957 is an apocalyptic number.

It is an amenable number.

4146509957 is a deficient number, since it is larger than the sum of its proper divisors (1).

4146509957 is an equidigital number, since it uses as much as digits as its factorization.

4146509957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The square root of 4146509957 is about 64393.3999490631. The cubic root of 4146509957 is about 1606.5499669364.

The spelling of 4146509957 in words is "four billion, one hundred forty-six million, five hundred nine thousand, nine hundred fifty-seven".