53816401 has 2 divisors, whose sum is σ = 53816402. Its totient is φ = 53816400.

The previous prime is 53816393. The next prime is 53816419. The reversal of 53816401 is 10461835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31348801 + 22467600 = 5599^2 + 4740^2 .

It is a cyclic number.

It is not a de Polignac number, because 53816401 - 2³ = 53816393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53816401.

It is not a weakly prime, because it can be changed into another prime (53816801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26908200 + 26908201.

It is an arithmetic number, because the mean of its divisors is an integer number (26908201).

Almost surely, 2^53816401 is an apocalyptic number.

It is an amenable number.

53816401 is a deficient number, since it is larger than the sum of its proper divisors (1).

53816401 is an equidigital number, since it uses as much as digits as its factorization.

53816401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 53816401 is about 7335.9662621907. The cubic root of 53816401 is about 377.5474577413.

The spelling of 53816401 in words is "fifty-three million, eight hundred sixteen thousand, four hundred one".