42155467 has 2 divisors, whose sum is σ = 42155468. Its totient is φ = 42155466.

The previous prime is 42155459. The next prime is 42155483. The reversal of 42155467 is 76455124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42155467 - 2³ = 42155459 is a prime.

It is not a weakly prime, because it can be changed into another prime (42155447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21077733 + 21077734.

It is an arithmetic number, because the mean of its divisors is an integer number (21077734).

Almost surely, 2^42155467 is an apocalyptic number.

42155467 is a deficient number, since it is larger than the sum of its proper divisors (1).

42155467 is an equidigital number, since it uses as much as digits as its factorization.

42155467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 34.

The square root of 42155467 is about 6492.7241586256. The cubic root of 42155467 is about 348.0310311651.

The spelling of 42155467 in words is "forty-two million, one hundred fifty-five thousand, four hundred sixty-seven".