1144666125 has 24 divisors (see below), whose sum is σ = 2063453496. Its totient is φ = 610488000.

The previous prime is 1144666111. The next prime is 1144666141. The reversal of 1144666125 is 5216664411.

It can be written as a sum of positive squares in 4 ways, for example, as 113678244 + 1030987881 = 10662^2 + 32109^2 .

It is not a de Polignac number, because 1144666125 - 2⁸ = 1144665869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1144666125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 507616 + ... + 509865.

It is an arithmetic number, because the mean of its divisors is an integer number (85977229).

Almost surely, 2^1144666125 is an apocalyptic number.

1144666125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1144666125 is a deficient number, since it is larger than the sum of its proper divisors (918787371).

1144666125 is a wasteful number, since it uses less digits than its factorization.

1144666125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017502 (or 1017489 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 1144666125 is about 33832.9148167875. The cubic root of 1144666125 is about 1046.0672612420.

The spelling of 1144666125 in words is "one billion, one hundred forty-four million, six hundred sixty-six thousand, one hundred twenty-five".