42353461 has 2 divisors, whose sum is σ = 42353462. Its totient is φ = 42353460.

The previous prime is 42353449. The next prime is 42353483. The reversal of 42353461 is 16435324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39614436 + 2739025 = 6294^2 + 1655^2 .

It is a cyclic number.

It is not a de Polignac number, because 42353461 - 2⁹ = 42352949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42353411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21176730 + 21176731.

It is an arithmetic number, because the mean of its divisors is an integer number (21176731).

Almost surely, 2^42353461 is an apocalyptic number.

It is an amenable number.

42353461 is a deficient number, since it is larger than the sum of its proper divisors (1).

42353461 is an equidigital number, since it uses as much as digits as its factorization.

42353461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 42353461 is about 6507.9536722383. The cubic root of 42353461 is about 348.5750527755.

Adding to 42353461 its reverse (16435324), we get a palindrome (58788785).

The spelling of 42353461 in words is "forty-two million, three hundred fifty-three thousand, four hundred sixty-one".