53990441 has 2 divisors, whose sum is σ = 53990442. Its totient is φ = 53990440.

The previous prime is 53990423. The next prime is 53990449. The reversal of 53990441 is 14409935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47665216 + 6325225 = 6904^2 + 2515^2 .

It is a cyclic number.

It is not a de Polignac number, because 53990441 - 2¹⁴ = 53974057 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53990449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26995220 + 26995221.

It is an arithmetic number, because the mean of its divisors is an integer number (26995221).

Almost surely, 2^53990441 is an apocalyptic number.

It is an amenable number.

53990441 is a deficient number, since it is larger than the sum of its proper divisors (1).

53990441 is an equidigital number, since it uses as much as digits as its factorization.

53990441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 53990441 is about 7347.8187919953. The cubic root of 53990441 is about 377.9540107166.

The spelling of 53990441 in words is "fifty-three million, nine hundred ninety thousand, four hundred forty-one".