1042120303 has 8 divisors (see below), whose sum is σ = 1253678720. Its totient is φ = 846232920.

The previous prime is 1042120301. The next prime is 1042120337. The reversal of 1042120303 is 3030212401.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1042120303 - 2¹ = 1042120301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042120301) 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, 3917613 + ... + 3917878.

It is an arithmetic number, because the mean of its divisors is an integer number (156709840).

Almost surely, 2^1042120303 is an apocalyptic number.

1042120303 is a deficient number, since it is larger than the sum of its proper divisors (211558417).

1042120303 is an equidigital number, since it uses as much as digits as its factorization.

1042120303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7835517.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1042120303 is about 32281.8881572934. Note that the first 3 decimals coincide. The cubic root of 1042120303 is about 1013.8474636562.

Adding to 1042120303 its reverse (3030212401), we get a palindrome (4072332704).

The spelling of 1042120303 in words is "one billion, forty-two million, one hundred twenty thousand, three hundred three".