1109193747292 has 12 divisors (see below), whose sum is σ = 1942868248776. Its totient is φ = 554088533360.

The previous prime is 1109193747287. The next prime is 1109193747313. The reversal of 1109193747292 is 2927473919011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127080163 + ... + 127088890.

It is an arithmetic number, because the mean of its divisors is an integer number (161905687398).

Almost surely, 2^{1109193747292} is an apocalyptic number.

It is an amenable number.

1109193747292 is a deficient number, since it is larger than the sum of its proper divisors (833674501484).

1109193747292 is a wasteful number, since it uses less digits than its factorization.

1109193747292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254170148 (or 254170146 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 55.

The spelling of 1109193747292 in words is "one trillion, one hundred nine billion, one hundred ninety-three million, seven hundred forty-seven thousand, two hundred ninety-two".