1148634287 has 2 divisors, whose sum is σ = 1148634288. Its totient is φ = 1148634286.

The previous prime is 1148634271. The next prime is 1148634299. The reversal of 1148634287 is 7824368411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1148634287 - 2⁴ = 1148634271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1148634247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574317143 + 574317144.

It is an arithmetic number, because the mean of its divisors is an integer number (574317144).

Almost surely, 2^1148634287 is an apocalyptic number.

1148634287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148634287 is an equidigital number, since it uses as much as digits as its factorization.

1148634287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 44.

The square root of 1148634287 is about 33891.5075940862. The cubic root of 1148634287 is about 1047.2746517141.

The spelling of 1148634287 in words is "one billion, one hundred forty-eight million, six hundred thirty-four thousand, two hundred eighty-seven".