42045160253 has 2 divisors, whose sum is σ = 42045160254. Its totient is φ = 42045160252.

The previous prime is 42045160247. The next prime is 42045160331. The reversal of 42045160253 is 35206154024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38430505369 + 3614654884 = 196037^2 + 60122^2 .

It is a cyclic number.

It is not a de Polignac number, because 42045160253 - 2⁸ = 42045159997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42045160753) 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, 21022580126 + 21022580127.

It is an arithmetic number, because the mean of its divisors is an integer number (21022580127).

Almost surely, 2^42045160253 is an apocalyptic number.

It is an amenable number.

42045160253 is a deficient number, since it is larger than the sum of its proper divisors (1).

42045160253 is an equidigital number, since it uses as much as digits as its factorization.

42045160253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 42045160253 in words is "forty-two billion, forty-five million, one hundred sixty thousand, two hundred fifty-three".