53189401 has 2 divisors, whose sum is σ = 53189402. Its totient is φ = 53189400.

The previous prime is 53189371. The next prime is 53189407. The reversal of 53189401 is 10498135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39388176 + 13801225 = 6276^2 + 3715^2 .

It is a cyclic number.

It is not a de Polignac number, because 53189401 - 2¹¹ = 53187353 is a prime.

It is a super-2 number, since 2×53189401² = 5658224757477602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53189407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26594700 + 26594701.

It is an arithmetic number, because the mean of its divisors is an integer number (26594701).

Almost surely, 2^53189401 is an apocalyptic number.

It is an amenable number.

53189401 is a deficient number, since it is larger than the sum of its proper divisors (1).

53189401 is an equidigital number, since it uses as much as digits as its factorization.

53189401 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 53189401 is about 7293.1064026243. The cubic root of 53189401 is about 376.0754927072.

The spelling of 53189401 in words is "fifty-three million, one hundred eighty-nine thousand, four hundred one".