1050320123 has 2 divisors, whose sum is σ = 1050320124. Its totient is φ = 1050320122.

The previous prime is 1050320119. The next prime is 1050320137. The reversal of 1050320123 is 3210230501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1050320123 - 2² = 1050320119 is a prime.

It is a super-2 number, since 2×1050320123² = 2206344721557470258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1050320113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525160061 + 525160062.

It is an arithmetic number, because the mean of its divisors is an integer number (525160062).

Almost surely, 2^1050320123 is an apocalyptic number.

1050320123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050320123 is an equidigital number, since it uses as much as digits as its factorization.

1050320123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 1050320123 is about 32408.6427207311. The cubic root of 1050320123 is about 1016.4996389705.

Adding to 1050320123 its reverse (3210230501), we get a palindrome (4260550624).

The spelling of 1050320123 in words is "one billion, fifty million, three hundred twenty thousand, one hundred twenty-three".