1115123054 has 8 divisors (see below), whose sum is σ = 1682353800. Its totient is φ = 554338456.

The previous prime is 1115123039. The next prime is 1115123059. The reversal of 1115123054 is 4503215111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115123059) 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, 1611104 + ... + 1611795.

It is an arithmetic number, because the mean of its divisors is an integer number (210294225).

Almost surely, 2^1115123054 is an apocalyptic number.

1115123054 is a deficient number, since it is larger than the sum of its proper divisors (567230746).

1115123054 is a wasteful number, since it uses less digits than its factorization.

1115123054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3223074.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1115123054 is about 33393.4582515798. The cubic root of 1115123054 is about 1036.9892751983.

Adding to 1115123054 its reverse (4503215111), we get a palindrome (5618338165).

The spelling of 1115123054 in words is "one billion, one hundred fifteen million, one hundred twenty-three thousand, fifty-four".