53535401 has 4 divisors (see below), whose sum is σ = 53559492. Its totient is φ = 53511312.

The previous prime is 53535373. The next prime is 53535403. The reversal of 53535401 is 10453535.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45212176 + 8323225 = 6724^2 + 2885^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53535401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53535403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8330 + ... + 13283.

It is an arithmetic number, because the mean of its divisors is an integer number (13389873).

Almost surely, 2^53535401 is an apocalyptic number.

It is an amenable number.

53535401 is a deficient number, since it is larger than the sum of its proper divisors (24091).

53535401 is a wasteful number, since it uses less digits than its factorization.

53535401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24090.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 53535401 is about 7316.7889815137. The cubic root of 53535401 is about 376.8891948281.

Adding to 53535401 its reverse (10453535), we get a palindrome (63988936).

The spelling of 53535401 in words is "fifty-three million, five hundred thirty-five thousand, four hundred one".