1148461771 has 2 divisors, whose sum is σ = 1148461772. Its totient is φ = 1148461770.

The previous prime is 1148461739. The next prime is 1148461813. The reversal of 1148461771 is 1771648411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1148461771 - 2⁵ = 1148461739 is a prime.

It is not a weakly prime, because it can be changed into another prime (1148461871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574230885 + 574230886.

It is an arithmetic number, because the mean of its divisors is an integer number (574230886).

Almost surely, 2^1148461771 is an apocalyptic number.

1148461771 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148461771 is an equidigital number, since it uses as much as digits as its factorization.

1148461771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37632, while the sum is 40.

The square root of 1148461771 is about 33888.9623771516. The cubic root of 1148461771 is about 1047.2222182338. Note that the first 4 decimals are identical.

The spelling of 1148461771 in words is "one billion, one hundred forty-eight million, four hundred sixty-one thousand, seven hundred seventy-one".