1023103043 has 16 divisors (see below), whose sum is σ = 1093974336. Its totient is φ = 954645120.

The previous prime is 1023103031. The next prime is 1023103049. The reversal of 1023103043 is 3403013201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1023103043 - 2¹⁰ = 1023102019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023103049) 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, 218321 + ... + 222957.

It is an arithmetic number, because the mean of its divisors is an integer number (68373396).

Almost surely, 2^1023103043 is an apocalyptic number.

1023103043 is a deficient number, since it is larger than the sum of its proper divisors (70871293).

1023103043 is a wasteful number, since it uses less digits than its factorization.

1023103043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4894.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1023103043 is about 31985.9819764846. The cubic root of 1023103043 is about 1007.6424583719.

Adding to 1023103043 its reverse (3403013201), we get a palindrome (4426116244).

The spelling of 1023103043 in words is "one billion, twenty-three million, one hundred three thousand, forty-three".