1139389726084 has 9 divisors (see below), whose sum is σ = 1993935756631. Its totient is φ = 569693795620.

The previous prime is 1139389726081. The next prime is 1139389726117. The reversal of 1139389726084 is 4806279839311.

The square root of 1139389726084 is 1067422.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1139389726081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1867989 + ... + 2401699.

Almost surely, 2^{1139389726084} is an apocalyptic number.

1139389726084 is the 1067422-nd square number.

It is an amenable number.

1139389726084 is a deficient number, since it is larger than the sum of its proper divisors (854546030547).

1139389726084 is an frugal number, since it uses more digits than its factorization.

1139389726084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067426 (or 533713 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 61.

The spelling of 1139389726084 in words is "one trillion, one hundred thirty-nine billion, three hundred eighty-nine million, seven hundred twenty-six thousand, eighty-four".