42160277 has 2 divisors, whose sum is σ = 42160278. Its totient is φ = 42160276.

The previous prime is 42160267. The next prime is 42160337. The reversal of 42160277 is 77206124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39450961 + 2709316 = 6281^2 + 1646^2 .

It is a cyclic number.

It is not a de Polignac number, because 42160277 - 2⁶ = 42160213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42160267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21080138 + 21080139.

It is an arithmetic number, because the mean of its divisors is an integer number (21080139).

Almost surely, 2^42160277 is an apocalyptic number.

It is an amenable number.

42160277 is a deficient number, since it is larger than the sum of its proper divisors (1).

42160277 is an equidigital number, since it uses as much as digits as its factorization.

42160277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 42160277 is about 6493.0945626873. The cubic root of 42160277 is about 348.0442676104.

The spelling of 42160277 in words is "forty-two million, one hundred sixty thousand, two hundred seventy-seven".