1120643038 has 16 divisors (see below), whose sum is σ = 1729583856. Its totient is φ = 544259520.

The previous prime is 1120643023. The next prime is 1120643039. The reversal of 1120643038 is 8303460211.

It is a junction number, because it is equal to n+sod(n) for n = 1120642997 and 1120643015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120643039) 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, 20431 + ... + 51562.

It is an arithmetic number, because the mean of its divisors is an integer number (108098991).

Almost surely, 2^1120643038 is an apocalyptic number.

1120643038 is a deficient number, since it is larger than the sum of its proper divisors (608940818).

1120643038 is a wasteful number, since it uses less digits than its factorization.

1120643038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72219.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1120643038 is about 33476.0069004653. The cubic root of 1120643038 is about 1038.6975306210.

The spelling of 1120643038 in words is "one billion, one hundred twenty million, six hundred forty-three thousand, thirty-eight".