1123268053 has 4 divisors (see below), whose sum is σ = 1123385248. Its totient is φ = 1123150860.

The previous prime is 1123268039. The next prime is 1123268063. The reversal of 1123268053 is 3508623211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123268053 is a prime.

It is a super-2 number, since 2×1123268053² = 2523462237780821618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123268033) 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, 42801 + ... + 63862.

It is an arithmetic number, because the mean of its divisors is an integer number (280846312).

Almost surely, 2^1123268053 is an apocalyptic number.

It is an amenable number.

1123268053 is a deficient number, since it is larger than the sum of its proper divisors (117195).

1123268053 is a wasteful number, since it uses less digits than its factorization.

1123268053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117194.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1123268053 is about 33515.1913764490. The cubic root of 1123268053 is about 1039.5079196353.

The spelling of 1123268053 in words is "one billion, one hundred twenty-three million, two hundred sixty-eight thousand, fifty-three".