1125644850737 has 16 divisors (see below), whose sum is σ = 1259455720320. Its totient is φ = 997141238400.

The previous prime is 1125644850731. The next prime is 1125644850739. The reversal of 1125644850737 is 7370584465211.

It is a cyclic number.

It is not a de Polignac number, because 1125644850737 - 2⁸ = 1125644850481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125644850731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1145162 + ... + 1887507.

It is an arithmetic number, because the mean of its divisors is an integer number (78715982520).

Almost surely, 2^{1125644850737} is an apocalyptic number.

It is an amenable number.

1125644850737 is a deficient number, since it is larger than the sum of its proper divisors (133810869583).

1125644850737 is a wasteful number, since it uses less digits than its factorization.

1125644850737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3033544.

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 1125644850737 in words is "one trillion, one hundred twenty-five billion, six hundred forty-four million, eight hundred fifty thousand, seven hundred thirty-seven".