1145112425 has 24 divisors (see below), whose sum is σ = 1502537760. Its totient is φ = 863308800.

The previous prime is 1145112407. The next prime is 1145112461. The reversal of 1145112425 is 5242115411.

It is a happy number.

It is not a de Polignac number, because 1145112425 - 2⁶ = 1145112361 is a prime.

It is a super-2 number, since 2×1145112425² = 2622564931778761250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145112394 and 1145112403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85430 + ... + 97920.

It is an arithmetic number, because the mean of its divisors is an integer number (62605740).

Almost surely, 2^1145112425 is an apocalyptic number.

It is an amenable number.

1145112425 is a deficient number, since it is larger than the sum of its proper divisors (357425335).

1145112425 is a wasteful number, since it uses less digits than its factorization.

1145112425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12713 (or 12708 counting only the distinct ones).

The product of its digits is 1600, while the sum is 26.

The square root of 1145112425 is about 33839.5098221000. The cubic root of 1145112425 is about 1046.2031958306.

Adding to 1145112425 its reverse (5242115411), we get a palindrome (6387227836).

The spelling of 1145112425 in words is "one billion, one hundred forty-five million, one hundred twelve thousand, four hundred twenty-five".