1148461057 has 2 divisors, whose sum is σ = 1148461058. Its totient is φ = 1148461056.

The previous prime is 1148461049. The next prime is 1148461063. The reversal of 1148461057 is 7501648411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 918756721 + 229704336 = 30311^2 + 15156^2 .

It is a cyclic number.

It is not a de Polignac number, because 1148461057 - 2³ = 1148461049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1148461007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574230528 + 574230529.

It is an arithmetic number, because the mean of its divisors is an integer number (574230529).

Almost surely, 2^1148461057 is an apocalyptic number.

It is an amenable number.

1148461057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148461057 is an equidigital number, since it uses as much as digits as its factorization.

1148461057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 1148461057 is about 33888.9518427466. The cubic root of 1148461057 is about 1047.2220012140. Note that the first 3 decimals are identical.

The spelling of 1148461057 in words is "one billion, one hundred forty-eight million, four hundred sixty-one thousand, fifty-seven".