52145351953 has 2 divisors, whose sum is σ = 52145351954. Its totient is φ = 52145351952.

The previous prime is 52145351941. The next prime is 52145352011. The reversal of 52145351953 is 35915354125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28496140864 + 23649211089 = 168808^2 + 153783^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52145351953 is a prime.

It is not a weakly prime, because it can be changed into another prime (52145352953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26072675976 + 26072675977.

It is an arithmetic number, because the mean of its divisors is an integer number (26072675977).

Almost surely, 2^52145351953 is an apocalyptic number.

It is an amenable number.

52145351953 is a deficient number, since it is larger than the sum of its proper divisors (1).

52145351953 is an equidigital number, since it uses as much as digits as its factorization.

52145351953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 405000, while the sum is 43.

The spelling of 52145351953 in words is "fifty-two billion, one hundred forty-five million, three hundred fifty-one thousand, nine hundred fifty-three".