1105045123 has 8 divisors (see below), whose sum is σ = 1360055648. Its totient is φ = 874321344.

The previous prime is 1105045103. The next prime is 1105045147. The reversal of 1105045123 is 3215405011.

It is a happy number.

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

It is not a de Polignac number, because 1105045123 - 2¹⁷ = 1104914051 is a prime.

It is a super-2 number, since 2×1105045123² = 2442249447732170258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1105045094 and 1105045103.

It is not an unprimeable number, because it can be changed into a prime (1105045103) 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, 6071586 + ... + 6071767.

It is an arithmetic number, because the mean of its divisors is an integer number (170006956).

Almost surely, 2^1105045123 is an apocalyptic number.

1105045123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1105045123 is a deficient number, since it is larger than the sum of its proper divisors (255010525).

1105045123 is a wasteful number, since it uses less digits than its factorization.

1105045123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12143373.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1105045123 is about 33242.2189842977. The cubic root of 1105045123 is about 1033.8558846345.

The spelling of 1105045123 in words is "one billion, one hundred five million, forty-five thousand, one hundred twenty-three".