1123153434373 has 4 divisors (see below), whose sum is σ = 1149273281728. Its totient is φ = 1097033587020.

The previous prime is 1123153434371. The next prime is 1123153434427. The reversal of 1123153434373 is 3734343513211.

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 not a de Polignac number, because 1123153434373 - 2¹ = 1123153434371 is a prime.

It is a super-2 number, since 2×1123153434373² (a number of 25 digits) 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 (1123153434371) 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, 13059923613 + ... + 13059923698.

It is an arithmetic number, because the mean of its divisors is an integer number (287318320432).

Almost surely, 2^{1123153434373} is an apocalyptic number.

It is an amenable number.

1123153434373 is a deficient number, since it is larger than the sum of its proper divisors (26119847355).

1123153434373 is an equidigital number, since it uses as much as digits as its factorization.

1123153434373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26119847354.

The product of its digits is 272160, while the sum is 40.

Adding to 1123153434373 its reverse (3734343513211), we get a palindrome (4857496947584).

The spelling of 1123153434373 in words is "one trillion, one hundred twenty-three billion, one hundred fifty-three million, four hundred thirty-four thousand, three hundred seventy-three".