1123150219 has 2 divisors, whose sum is σ = 1123150220. Its totient is φ = 1123150218.

The previous prime is 1123150159. The next prime is 1123150253. The reversal of 1123150219 is 9120513211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1123150219 - 2¹¹ = 1123148171 is a prime.

It is a super-2 number, since 2×1123150219² = 2522932828879495922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123150193 and 1123150202.

It is not a weakly prime, because it can be changed into another prime (1123150289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561575109 + 561575110.

It is an arithmetic number, because the mean of its divisors is an integer number (561575110).

Almost surely, 2^1123150219 is an apocalyptic number.

1123150219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123150219 is an equidigital number, since it uses as much as digits as its factorization.

1123150219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 1123150219 is about 33513.4334110965. The cubic root of 1123150219 is about 1039.4715692560.

The spelling of 1123150219 in words is "one billion, one hundred twenty-three million, one hundred fifty thousand, two hundred nineteen".