42765341 has 2 divisors, whose sum is σ = 42765342. Its totient is φ = 42765340.

The previous prime is 42765311. The next prime is 42765361. The reversal of 42765341 is 14356724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28665316 + 14100025 = 5354^2 + 3755^2 .

It is a cyclic number.

It is not a de Polignac number, because 42765341 - 2⁶ = 42765277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42765298 and 42765307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42765311) 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, 21382670 + 21382671.

It is an arithmetic number, because the mean of its divisors is an integer number (21382671).

Almost surely, 2^42765341 is an apocalyptic number.

It is an amenable number.

42765341 is a deficient number, since it is larger than the sum of its proper divisors (1).

42765341 is an equidigital number, since it uses as much as digits as its factorization.

42765341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 42765341 is about 6539.5214656732. The cubic root of 42765341 is about 349.7013534078.

The spelling of 42765341 in words is "forty-two million, seven hundred sixty-five thousand, three hundred forty-one".