1103128723754 has 16 divisors (see below), whose sum is σ = 1662224996736. Its totient is φ = 549054434400.

The previous prime is 1103128723699. The next prime is 1103128723757. The reversal of 1103128723754 is 4573278213011.

It is a super-2 number, since 2×1103128723754² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1103128723757) 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, 3000134 + ... + 3347694.

It is an arithmetic number, because the mean of its divisors is an integer number (103889062296).

Almost surely, 2^{1103128723754} is an apocalyptic number.

1103128723754 is a deficient number, since it is larger than the sum of its proper divisors (559096272982).

1103128723754 is a wasteful number, since it uses less digits than its factorization.

1103128723754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354781.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 1103128723754 in words is "one trillion, one hundred three billion, one hundred twenty-eight million, seven hundred twenty-three thousand, seven hundred fifty-four".