1265848523 has 2 divisors, whose sum is σ = 1265848524. Its totient is φ = 1265848522.

The previous prime is 1265848517. The next prime is 1265848537. The reversal of 1265848523 is 3258485621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1265848523 - 2⁶ = 1265848459 is a prime.

It is not a weakly prime, because it can be changed into another prime (1265848123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632924261 + 632924262.

It is an arithmetic number, because the mean of its divisors is an integer number (632924262).

Almost surely, 2^1265848523 is an apocalyptic number.

1265848523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1265848523 is an equidigital number, since it uses as much as digits as its factorization.

1265848523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 460800, while the sum is 44.

The square root of 1265848523 is about 35578.7650572641. The cubic root of 1265848523 is about 1081.7508531823.

The spelling of 1265848523 in words is "one billion, two hundred sixty-five million, eight hundred forty-eight thousand, five hundred twenty-three".