57148019 has 2 divisors, whose sum is σ = 57148020. Its totient is φ = 57148018.

The previous prime is 57147983. The next prime is 57148037. The reversal of 57148019 is 91084175.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57148019 - 2¹⁶ = 57082483 is a prime.

It is a super-2 number, since 2×57148019² = 6531792151248722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57148019.

It is not a weakly prime, because it can be changed into another prime (57148079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28574009 + 28574010.

It is an arithmetic number, because the mean of its divisors is an integer number (28574010).

Almost surely, 2^57148019 is an apocalyptic number.

57148019 is a deficient number, since it is larger than the sum of its proper divisors (1).

57148019 is an equidigital number, since it uses as much as digits as its factorization.

57148019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 57148019 is about 7559.6308772320. The cubic root of 57148019 is about 385.1829545922.

The spelling of 57148019 in words is "fifty-seven million, one hundred forty-eight thousand, nineteen".