1148461739 has 2 divisors, whose sum is σ = 1148461740. Its totient is φ = 1148461738.

The previous prime is 1148461703. The next prime is 1148461771. The reversal of 1148461739 is 9371648411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1148461739 - 2¹⁶ = 1148396203 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1148461739.

It is not a weakly prime, because it can be changed into another prime (1148460739) 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, 574230869 + 574230870.

It is an arithmetic number, because the mean of its divisors is an integer number (574230870).

Almost surely, 2^1148461739 is an apocalyptic number.

1148461739 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148461739 is an equidigital number, since it uses as much as digits as its factorization.

1148461739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 44.

The square root of 1148461739 is about 33888.9619050215. The cubic root of 1148461739 is about 1047.2222085074. Note that the first 4 decimals are identical.

The spelling of 1148461739 in words is "one billion, one hundred forty-eight million, four hundred sixty-one thousand, seven hundred thirty-nine".