53500541 has 2 divisors, whose sum is σ = 53500542. Its totient is φ = 53500540.

The previous prime is 53500529. The next prime is 53500543. The reversal of 53500541 is 14500535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37332100 + 16168441 = 6110^2 + 4021^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53500541 is a prime.

Together with 53500543, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53500543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26750270 + 26750271.

It is an arithmetic number, because the mean of its divisors is an integer number (26750271).

Almost surely, 2^53500541 is an apocalyptic number.

It is an amenable number.

53500541 is a deficient number, since it is larger than the sum of its proper divisors (1).

53500541 is an equidigital number, since it uses as much as digits as its factorization.

53500541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 53500541 is about 7314.4064010691. The cubic root of 53500541 is about 376.8073722719.

The spelling of 53500541 in words is "fifty-three million, five hundred thousand, five hundred forty-one".