260495407 has 2 divisors, whose sum is σ = 260495408. Its totient is φ = 260495406.

The previous prime is 260495399. The next prime is 260495423. The reversal of 260495407 is 704594062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260495407 - 2³ = 260495399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260495467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130247703 + 130247704.

It is an arithmetic number, because the mean of its divisors is an integer number (130247704).

Almost surely, 2^260495407 is an apocalyptic number.

260495407 is a deficient number, since it is larger than the sum of its proper divisors (1).

260495407 is an equidigital number, since it uses as much as digits as its factorization.

260495407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 260495407 is about 16139.8701048057. The cubic root of 260495407 is about 638.6555492663.

The spelling of 260495407 in words is "two hundred sixty million, four hundred ninety-five thousand, four hundred seven".