1126144625 has 8 divisors (see below), whose sum is σ = 1405428648. Its totient is φ = 900915600.

The previous prime is 1126144609. The next prime is 1126144631. The reversal of 1126144625 is 5264416211.

It can be written as a sum of positive squares in 4 ways, for example, as 250398976 + 875745649 = 15824^2 + 29593^2 .

It is not a de Polignac number, because 1126144625 - 2⁴ = 1126144609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1126144591 and 1126144600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4504454 + ... + 4504703.

It is an arithmetic number, because the mean of its divisors is an integer number (175678581).

Almost surely, 2^1126144625 is an apocalyptic number.

It is an amenable number.

1126144625 is a deficient number, since it is larger than the sum of its proper divisors (279284023).

1126144625 is an frugal number, since it uses more digits than its factorization.

1126144625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9009172 (or 9009162 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 1126144625 is about 33558.0783865823. The cubic root of 1126144625 is about 1040.3945202547.

The spelling of 1126144625 in words is "one billion, one hundred twenty-six million, one hundred forty-four thousand, six hundred twenty-five".