53938019 has 2 divisors, whose sum is σ = 53938020. Its totient is φ = 53938018.

The previous prime is 53938007. The next prime is 53938051. The reversal of 53938019 is 91083935.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53938019 - 2¹² = 53933923 is a prime.

It is a super-2 number, since 2×53938019² = 5818619787288722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53938219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26969009 + 26969010.

It is an arithmetic number, because the mean of its divisors is an integer number (26969010).

Almost surely, 2^53938019 is an apocalyptic number.

53938019 is a deficient number, since it is larger than the sum of its proper divisors (1).

53938019 is an equidigital number, since it uses as much as digits as its factorization.

53938019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 53938019 is about 7344.2507446301. The cubic root of 53938019 is about 377.8316463328.

The spelling of 53938019 in words is "fifty-three million, nine hundred thirty-eight thousand, nineteen".