1048648149139 has 2 divisors, whose sum is σ = 1048648149140. Its totient is φ = 1048648149138.

The previous prime is 1048648149071. The next prime is 1048648149151. The reversal of 1048648149139 is 9319418468401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1048648149139 - 2⁹ = 1048648148627 is a prime.

It is not a weakly prime, because it can be changed into another prime (1048648449139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524324074569 + 524324074570.

It is an arithmetic number, because the mean of its divisors is an integer number (524324074570).

Almost surely, 2^{1048648149139} is an apocalyptic number.

1048648149139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048648149139 is an equidigital number, since it uses as much as digits as its factorization.

1048648149139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5971968, while the sum is 58.

The spelling of 1048648149139 in words is "one trillion, forty-eight billion, six hundred forty-eight million, one hundred forty-nine thousand, one hundred thirty-nine".