53198401 has 2 divisors, whose sum is σ = 53198402. Its totient is φ = 53198400.

The previous prime is 53198381. The next prime is 53198413. The reversal of 53198401 is 10489135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49000000 + 4198401 = 7000^2 + 2049^2 .

It is a cyclic number.

It is not a de Polignac number, because 53198401 - 2²⁵ = 19643969 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53198801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26599200 + 26599201.

It is an arithmetic number, because the mean of its divisors is an integer number (26599201).

Almost surely, 2^53198401 is an apocalyptic number.

It is an amenable number.

53198401 is a deficient number, since it is larger than the sum of its proper divisors (1).

53198401 is an equidigital number, since it uses as much as digits as its factorization.

53198401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 53198401 is about 7293.7233975522. The cubic root of 53198401 is about 376.0967030015.

The spelling of 53198401 in words is "fifty-three million, one hundred ninety-eight thousand, four hundred one".