1123450145 has 8 divisors (see below), whose sum is σ = 1419095040. Its totient is φ = 851456880.

The previous prime is 1123450127. The next prime is 1123450187. The reversal of 1123450145 is 5410543211.

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

It is not a de Polignac number, because 1123450145 - 2¹⁴ = 1123433761 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5912801 + ... + 5912990.

It is an arithmetic number, because the mean of its divisors is an integer number (177386880).

Almost surely, 2^1123450145 is an apocalyptic number.

It is an amenable number.

1123450145 is a deficient number, since it is larger than the sum of its proper divisors (295644895).

1123450145 is a wasteful number, since it uses less digits than its factorization.

1123450145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11825815.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1123450145 is about 33517.9078255192. The cubic root of 1123450145 is about 1039.5640878397.

Adding to 1123450145 its reverse (5410543211), we get a palindrome (6533993356).

The spelling of 1123450145 in words is "one billion, one hundred twenty-three million, four hundred fifty thousand, one hundred forty-five".