1105919999997 has 4 divisors (see below), whose sum is σ = 1474560000000. Its totient is φ = 737279999996.

The previous prime is 1105919999941. The next prime is 1105920000011. The reversal of 1105919999997 is 7999999195011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1105919999997 - 2⁸ = 1105919999741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105919999927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184319999997 + ... + 184320000002.

It is an arithmetic number, because the mean of its divisors is an integer number (368640000000).

Almost surely, 2^{1105919999997} is an apocalyptic number.

It is an amenable number.

1105919999997 is a deficient number, since it is larger than the sum of its proper divisors (368640000003).

1105919999997 is an equidigital number, since it uses as much as digits as its factorization.

1105919999997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368640000002.

The product of its (nonzero) digits is 167403915, while the sum is 78.

The spelling of 1105919999997 in words is "one trillion, one hundred five billion, nine hundred nineteen million, nine hundred ninety-nine thousand, nine hundred ninety-seven".