52122001 has 2 divisors, whose sum is σ = 52122002. Its totient is φ = 52122000.

The previous prime is 52121987. The next prime is 52122053. The reversal of 52122001 is 10022125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49688401 + 2433600 = 7049^2 + 1560^2 .

It is a cyclic number.

It is not a de Polignac number, because 52122001 - 2⁵ = 52121969 is a prime.

It is not a weakly prime, because it can be changed into another prime (52122101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26061000 + 26061001.

It is an arithmetic number, because the mean of its divisors is an integer number (26061001).

Almost surely, 2^52122001 is an apocalyptic number.

It is an amenable number.

52122001 is a deficient number, since it is larger than the sum of its proper divisors (1).

52122001 is an equidigital number, since it uses as much as digits as its factorization.

52122001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 52122001 is about 7219.5568423554. The cubic root of 52122001 is about 373.5427915993.

Adding to 52122001 its reverse (10022125), we get a palindrome (62144126).

It can be divided in two parts, 521 and 22001, that added together give a palindrome (22522).

The spelling of 52122001 in words is "fifty-two million, one hundred twenty-two thousand, one".