1123450615 has 16 divisors (see below), whose sum is σ = 1548562752. Its totient is φ = 766450944.

The previous prime is 1123450609. The next prime is 1123450621. The reversal of 1123450615 is 5160543211.

It is an interprime number because it is at equal distance from previous prime (1123450609) and next prime (1123450621).

It is not a de Polignac number, because 1123450615 - 2⁹ = 1123450103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74574 + ... + 88363.

It is an arithmetic number, because the mean of its divisors is an integer number (96785172).

Almost surely, 2^1123450615 is an apocalyptic number.

1123450615 is a deficient number, since it is larger than the sum of its proper divisors (425112137).

1123450615 is a wasteful number, since it uses less digits than its factorization.

1123450615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163146.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1123450615 is about 33517.9148366959. The cubic root of 1123450615 is about 1039.5642328083.

Adding to 1123450615 its reverse (5160543211), we get a palindrome (6283993826).

The spelling of 1123450615 in words is "one billion, one hundred twenty-three million, four hundred fifty thousand, six hundred fifteen".