42955291 has 2 divisors, whose sum is σ = 42955292. Its totient is φ = 42955290.

The previous prime is 42955279. The next prime is 42955303. The reversal of 42955291 is 19255924.

It is a balanced prime because it is at equal distance from previous prime (42955279) and next prime (42955303).

It is a cyclic number.

It is not a de Polignac number, because 42955291 - 2¹⁹ = 42431003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42955291.

It is not a weakly prime, because it can be changed into another prime (42955271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21477645 + 21477646.

It is an arithmetic number, because the mean of its divisors is an integer number (21477646).

Almost surely, 2^42955291 is an apocalyptic number.

42955291 is a deficient number, since it is larger than the sum of its proper divisors (1).

42955291 is an equidigital number, since it uses as much as digits as its factorization.

42955291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 37.

The square root of 42955291 is about 6554.0286084209. The cubic root of 42955291 is about 350.2183426732.

The spelling of 42955291 in words is "forty-two million, nine hundred fifty-five thousand, two hundred ninety-one".