1148232517 has 2 divisors, whose sum is σ = 1148232518. Its totient is φ = 1148232516.

The previous prime is 1148232493. The next prime is 1148232557. The reversal of 1148232517 is 7152328411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 885598081 + 262634436 = 29759^2 + 16206^2 .

It is a cyclic number.

It is not a de Polignac number, because 1148232517 - 2⁷ = 1148232389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1148232557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574116258 + 574116259.

It is an arithmetic number, because the mean of its divisors is an integer number (574116259).

Almost surely, 2^1148232517 is an apocalyptic number.

It is an amenable number.

1148232517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148232517 is an equidigital number, since it uses as much as digits as its factorization.

1148232517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 34.

The square root of 1148232517 is about 33885.5797796054. The cubic root of 1148232517 is about 1047.1525320196.

The spelling of 1148232517 in words is "one billion, one hundred forty-eight million, two hundred thirty-two thousand, five hundred seventeen".