53122251097 has 2 divisors, whose sum is σ = 53122251098. Its totient is φ = 53122251096.

The previous prime is 53122250989. The next prime is 53122251199. The reversal of 53122251097 is 79015222135.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41071480921 + 12050770176 = 202661^2 + 109776^2 .

It is a cyclic number.

It is not a de Polignac number, because 53122251097 - 2¹¹ = 53122249049 is a prime.

It is a super-2 number, since 2×53122251097² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53122251397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26561125548 + 26561125549.

It is an arithmetic number, because the mean of its divisors is an integer number (26561125549).

Almost surely, 2^53122251097 is an apocalyptic number.

It is an amenable number.

53122251097 is a deficient number, since it is larger than the sum of its proper divisors (1).

53122251097 is an equidigital number, since it uses as much as digits as its factorization.

53122251097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 53122251097 in words is "fifty-three billion, one hundred twenty-two million, two hundred fifty-one thousand, ninety-seven".