1139115952789 has 8 divisors (see below), whose sum is σ = 1194992939520. Its totient is φ = 1084345441200.

The previous prime is 1139115952771. The next prime is 1139115952823. The reversal of 1139115952789 is 9872595119311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1139115952789 - 2¹⁷ = 1139115821717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139115952759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276616677 + ... + 276620794.

It is an arithmetic number, because the mean of its divisors is an integer number (149374117440).

Almost surely, 2^{1139115952789} is an apocalyptic number.

It is an amenable number.

1139115952789 is a deficient number, since it is larger than the sum of its proper divisors (55876986731).

1139115952789 is an equidigital number, since it uses as much as digits as its factorization.

1139115952789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553237571.

The product of its digits is 6123600, while the sum is 61.

The spelling of 1139115952789 in words is "one trillion, one hundred thirty-nine billion, one hundred fifteen million, nine hundred fifty-two thousand, seven hundred eighty-nine".