42024431461 has 2 divisors, whose sum is σ = 42024431462. Its totient is φ = 42024431460.

The previous prime is 42024431413. The next prime is 42024431503. The reversal of 42024431461 is 16413442024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38374459236 + 3649972225 = 195894^2 + 60415^2 .

It is a cyclic number.

It is not a de Polignac number, because 42024431461 - 2¹⁵ = 42024398693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42024431411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21012215730 + 21012215731.

It is an arithmetic number, because the mean of its divisors is an integer number (21012215731).

Almost surely, 2^42024431461 is an apocalyptic number.

It is an amenable number.

42024431461 is a deficient number, since it is larger than the sum of its proper divisors (1).

42024431461 is an equidigital number, since it uses as much as digits as its factorization.

42024431461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 42024431461 its reverse (16413442024), we get a palindrome (58437873485).

The spelling of 42024431461 in words is "forty-two billion, twenty-four million, four hundred thirty-one thousand, four hundred sixty-one".