295855561 has 2 divisors, whose sum is σ = 295855562. Its totient is φ = 295855560.

The previous prime is 295855531. The next prime is 295855591. The reversal of 295855561 is 165558592.

It is a balanced prime because it is at equal distance from previous prime (295855531) and next prime (295855591).

It can be written as a sum of positive squares in only one way, i.e., 219188025 + 76667536 = 14805^2 + 8756^2 .

It is a cyclic number.

It is not a de Polignac number, because 295855561 - 2¹⁷ = 295724489 is a prime.

It is not a weakly prime, because it can be changed into another prime (295855531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 147927780 + 147927781.

It is an arithmetic number, because the mean of its divisors is an integer number (147927781).

Almost surely, 2^295855561 is an apocalyptic number.

It is an amenable number.

295855561 is a deficient number, since it is larger than the sum of its proper divisors (1).

295855561 is an equidigital number, since it uses as much as digits as its factorization.

295855561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540000, while the sum is 46.

The square root of 295855561 is about 17200.4523487029. The cubic root of 295855561 is about 666.3359511625.

The spelling of 295855561 in words is "two hundred ninety-five million, eight hundred fifty-five thousand, five hundred sixty-one".