1123272351 has 6 divisors (see below), whose sum is σ = 1622504520. Its totient is φ = 748848228.

The previous prime is 1123272329. The next prime is 1123272377. The reversal of 1123272351 is 1532723211.

1123272351 is a `hidden beast` number, since 11 + 232 + 72 + 351 = 666.

It is not a de Polignac number, because 1123272351 - 2⁶ = 1123272287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123272391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62404011 + ... + 62404028.

It is an arithmetic number, because the mean of its divisors is an integer number (270417420).

Almost surely, 2^1123272351 is an apocalyptic number.

1123272351 is a deficient number, since it is larger than the sum of its proper divisors (499232169).

1123272351 is a wasteful number, since it uses less digits than its factorization.

1123272351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124808045 (or 124808042 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 1123272351 is about 33515.2554965645. The cubic root of 1123272351 is about 1039.5092454689.

Adding to 1123272351 its reverse (1532723211), we get a palindrome (2655995562).

The spelling of 1123272351 in words is "one billion, one hundred twenty-three million, two hundred seventy-two thousand, three hundred fifty-one".