1120123542 has 8 divisors (see below), whose sum is σ = 2240247096. Its totient is φ = 373374512.

The previous prime is 1120123531. The next prime is 1120123547. The reversal of 1120123542 is 2453210211.

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

1120123542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120123547) 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, 93343623 + ... + 93343634.

It is an arithmetic number, because the mean of its divisors is an integer number (280030887).

Almost surely, 2^1120123542 is an apocalyptic number.

1120123542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120123542 is a wasteful number, since it uses less digits than its factorization.

1120123542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186687262.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1120123542 is about 33468.2467721272. The cubic root of 1120123542 is about 1038.5370029608.

Adding to 1120123542 its reverse (2453210211), we get a palindrome (3573333753).

It can be divided in two parts, 11201 and 23542, that added together give a palindrome (34743).

The spelling of 1120123542 in words is "one billion, one hundred twenty million, one hundred twenty-three thousand, five hundred forty-two".