1123012325 has 12 divisors (see below), whose sum is σ = 1412150688.
Its totient is φ = 885754800.
The previous prime is 1123012291. The next prime is 1123012337. The reversal of 1123012325 is 5232103211.
It is not a de Polignac number, because 1123012325 - 214 = 1122995941 is a prime.
It is a super-2 number, since 2×11230123252 = 2522313364203811250, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1123012297 and 1123012306.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 314567 + ... + 318116.
It is an arithmetic number, because the mean of its divisors is an integer number (117679224).
Almost surely, 21123012325 is an apocalyptic number.
It is an amenable number.
1123012325 is a deficient number, since it is larger than the sum of its proper divisors (289138363).
1123012325 is an equidigital number, since it uses as much as digits as its factorization.
1123012325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 632764 (or 632759 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 1123012325 is about 33511.3760535135.
The cubic root of 1123012325 is about 1039.4290273779.
Adding to 1123012325 its reverse (5232103211), we get a palindrome (6355115536).
The spelling of 1123012325 in words is "one billion, one hundred twenty-three million, twelve thousand, three hundred twenty-five".