42397565303 has 2 divisors, whose sum is σ = 42397565304. Its totient is φ = 42397565302.

The previous prime is 42397565281. The next prime is 42397565321. The reversal of 42397565303 is 30356579324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42397565303 - 2⁸ = 42397565047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42397565363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21198782651 + 21198782652.

It is an arithmetic number, because the mean of its divisors is an integer number (21198782652).

Almost surely, 2^42397565303 is an apocalyptic number.

42397565303 is a deficient number, since it is larger than the sum of its proper divisors (1).

42397565303 is an equidigital number, since it uses as much as digits as its factorization.

42397565303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2041200, while the sum is 47.

The spelling of 42397565303 in words is "forty-two billion, three hundred ninety-seven million, five hundred sixty-five thousand, three hundred three".