53962081 has 2 divisors, whose sum is σ = 53962082. Its totient is φ = 53962080.

The previous prime is 53962061. The next prime is 53962099. The reversal of 53962081 is 18026935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33177600 + 20784481 = 5760^2 + 4559^2 .

It is a cyclic number.

It is not a de Polignac number, because 53962081 - 2⁹ = 53961569 is a prime.

It is a super-2 number, since 2×53962081² = 5823812371701122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53962061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26981040 + 26981041.

It is an arithmetic number, because the mean of its divisors is an integer number (26981041).

Almost surely, 2^53962081 is an apocalyptic number.

It is an amenable number.

53962081 is a deficient number, since it is larger than the sum of its proper divisors (1).

53962081 is an equidigital number, since it uses as much as digits as its factorization.

53962081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 53962081 is about 7345.8887141040. Note that the first 3 decimals coincide. The cubic root of 53962081 is about 377.8878221291.

The spelling of 53962081 in words is "fifty-three million, nine hundred sixty-two thousand, eighty-one".