1110144542 has 32 divisors (see below), whose sum is σ = 1877686272. Its totient is φ = 488420064.

The previous prime is 1110144509. The next prime is 1110144547. The reversal of 1110144542 is 2454410111.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110144547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180563 + ... + 186609.

It is an arithmetic number, because the mean of its divisors is an integer number (58677696).

Almost surely, 2^1110144542 is an apocalyptic number.

1110144542 is a deficient number, since it is larger than the sum of its proper divisors (767541730).

1110144542 is a wasteful number, since it uses less digits than its factorization.

1110144542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6392.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 1110144542 is about 33318.8316421810. The cubic root of 1110144542 is about 1035.4437460245.

Adding to 1110144542 its reverse (2454410111), we get a palindrome (3564554653).

The spelling of 1110144542 in words is "one billion, one hundred ten million, one hundred forty-four thousand, five hundred forty-two".