1225314123 has 48 divisors (see below), whose sum is σ = 1910092800. Its totient is φ = 696168000.

The previous prime is 1225314067. The next prime is 1225314169. The reversal of 1225314123 is 3214135221.

It is not a de Polignac number, because 1225314123 - 2¹³ = 1225305931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1225314093 and 1225314102.

It is not an unprimeable number, because it can be changed into a prime (1225314323) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 695718 + ... + 697476.

It is an arithmetic number, because the mean of its divisors is an integer number (39793600).

Almost surely, 2^1225314123 is an apocalyptic number.

1225314123 is a deficient number, since it is larger than the sum of its proper divisors (684778677).

1225314123 is a wasteful number, since it uses less digits than its factorization.

1225314123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904 (or 1893 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 1225314123 is about 35004.4871837883. The cubic root of 1225314123 is about 1070.0789306202.

Adding to 1225314123 its reverse (3214135221), we get a palindrome (4439449344).

The spelling of 1225314123 in words is "one billion, two hundred twenty-five million, three hundred fourteen thousand, one hundred twenty-three".