1045123007303 has 4 divisors (see below), whose sum is σ = 1106600831280. Its totient is φ = 983645183328.

The previous prime is 1045123007261. The next prime is 1045123007317. The reversal of 1045123007303 is 3037003215401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1045123007303 - 2¹⁶ = 1045122941767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045123001303) 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, 30738911963 + ... + 30738911996.

It is an arithmetic number, because the mean of its divisors is an integer number (276650207820).

Almost surely, 2^{1045123007303} is an apocalyptic number.

1045123007303 is a deficient number, since it is larger than the sum of its proper divisors (61477823977).

1045123007303 is an equidigital number, since it uses as much as digits as its factorization.

1045123007303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61477823976.

The product of its (nonzero) digits is 7560, while the sum is 29.

The spelling of 1045123007303 in words is "one trillion, forty-five billion, one hundred twenty-three million, seven thousand, three hundred three".