1148521067 has 2 divisors, whose sum is σ = 1148521068. Its totient is φ = 1148521066.

The previous prime is 1148521043. The next prime is 1148521103. The reversal of 1148521067 is 7601258411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1148521067 is a prime.

It is not a weakly prime, because it can be changed into another prime (1148521007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574260533 + 574260534.

It is an arithmetic number, because the mean of its divisors is an integer number (574260534).

Almost surely, 2^1148521067 is an apocalyptic number.

1148521067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148521067 is an equidigital number, since it uses as much as digits as its factorization.

1148521067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 35.

The square root of 1148521067 is about 33889.8372229788. The cubic root of 1148521067 is about 1047.2402408972.

Adding to 1148521067 its reverse (7601258411), we get a palindrome (8749779478).

The spelling of 1148521067 in words is "one billion, one hundred forty-eight million, five hundred twenty-one thousand, sixty-seven".