42794953 has 2 divisors, whose sum is σ = 42794954. Its totient is φ = 42794952.

The previous prime is 42794909. The next prime is 42794959. The reversal of 42794953 is 35949724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35676729 + 7118224 = 5973^2 + 2668^2 .

It is a cyclic number.

It is not a de Polignac number, because 42794953 - 2¹³ = 42786761 is a prime.

It is not a weakly prime, because it can be changed into another prime (42794959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21397476 + 21397477.

It is an arithmetic number, because the mean of its divisors is an integer number (21397477).

Almost surely, 2^42794953 is an apocalyptic number.

It is an amenable number.

42794953 is a deficient number, since it is larger than the sum of its proper divisors (1).

42794953 is an equidigital number, since it uses as much as digits as its factorization.

42794953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 43.

The square root of 42794953 is about 6541.7851539163. The cubic root of 42794953 is about 349.7820493408.

The spelling of 42794953 in words is "forty-two million, seven hundred ninety-four thousand, nine hundred fifty-three".