42561130603 has 2 divisors, whose sum is σ = 42561130604. Its totient is φ = 42561130602.

The previous prime is 42561130583. The next prime is 42561130621. The reversal of 42561130603 is 30603116524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42561130603 - 2⁵ = 42561130571 is a prime.

It is a super-2 number, since 2×42561130603² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42561130693) 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, 21280565301 + 21280565302.

It is an arithmetic number, because the mean of its divisors is an integer number (21280565302).

Almost surely, 2^42561130603 is an apocalyptic number.

42561130603 is a deficient number, since it is larger than the sum of its proper divisors (1).

42561130603 is an equidigital number, since it uses as much as digits as its factorization.

42561130603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 42561130603 in words is "forty-two billion, five hundred sixty-one million, one hundred thirty thousand, six hundred three".