53011001 has 2 divisors, whose sum is σ = 53011002. Its totient is φ = 53011000.

The previous prime is 53010989. The next prime is 53011031. The reversal of 53011001 is 10011035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50069776 + 2941225 = 7076^2 + 1715^2 .

It is a cyclic number.

It is not a de Polignac number, because 53011001 - 2¹⁰ = 53009977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53011031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26505500 + 26505501.

It is an arithmetic number, because the mean of its divisors is an integer number (26505501).

Almost surely, 2^53011001 is an apocalyptic number.

It is an amenable number.

53011001 is a deficient number, since it is larger than the sum of its proper divisors (1).

53011001 is an equidigital number, since it uses as much as digits as its factorization.

53011001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15, while the sum is 11.

The square root of 53011001 is about 7280.8654018599. The cubic root of 53011001 is about 375.6545628692.

Adding to 53011001 its reverse (10011035), we get a palindrome (63022036).

The spelling of 53011001 in words is "fifty-three million, eleven thousand, one".