1148331306442 has 16 divisors (see below), whose sum is σ = 1728235821312. Its totient is φ = 572253127920.

The previous prime is 1148331306433. The next prime is 1148331306547. The reversal of 1148331306442 is 2446031338411.

It is a junction number, because it is equal to n+sod(n) for n = 1148331306395 and 1148331306404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5499868 + ... + 5704840.

It is an arithmetic number, because the mean of its divisors is an integer number (108014738832).

Almost surely, 2^{1148331306442} is an apocalyptic number.

1148331306442 is a deficient number, since it is larger than the sum of its proper divisors (579904514870).

1148331306442 is a wasteful number, since it uses less digits than its factorization.

1148331306442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214293.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 1148331306442 in words is "one trillion, one hundred forty-eight billion, three hundred thirty-one million, three hundred six thousand, four hundred forty-two".