295540261 has 2 divisors, whose sum is σ = 295540262. Its totient is φ = 295540260.

The previous prime is 295540237. The next prime is 295540309. The reversal of 295540261 is 162045592.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 172108161 + 123432100 = 13119^2 + 11110^2 .

It is a cyclic number.

It is not a de Polignac number, because 295540261 - 2¹⁷ = 295409189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (295540361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 147770130 + 147770131.

It is an arithmetic number, because the mean of its divisors is an integer number (147770131).

Almost surely, 2^295540261 is an apocalyptic number.

It is an amenable number.

295540261 is a deficient number, since it is larger than the sum of its proper divisors (1).

295540261 is an equidigital number, since it uses as much as digits as its factorization.

295540261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 295540261 is about 17191.2844488130. The cubic root of 295540261 is about 666.0991572311.

The spelling of 295540261 in words is "two hundred ninety-five million, five hundred forty thousand, two hundred sixty-one".