53940401 has 2 divisors, whose sum is σ = 53940402. Its totient is φ = 53940400.

The previous prime is 53940391. The next prime is 53940407. The reversal of 53940401 is 10404935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52548001 + 1392400 = 7249^2 + 1180^2 .

It is a cyclic number.

It is not a de Polignac number, because 53940401 - 2¹⁸ = 53678257 is a prime.

It is not a weakly prime, because it can be changed into another prime (53940407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26970200 + 26970201.

It is an arithmetic number, because the mean of its divisors is an integer number (26970201).

Almost surely, 2^53940401 is an apocalyptic number.

It is an amenable number.

53940401 is a deficient number, since it is larger than the sum of its proper divisors (1).

53940401 is an equidigital number, since it uses as much as digits as its factorization.

53940401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 53940401 is about 7344.4129105055. The cubic root of 53940401 is about 377.8372081595.

The spelling of 53940401 in words is "fifty-three million, nine hundred forty thousand, four hundred one".