1125732679 has 2 divisors, whose sum is σ = 1125732680. Its totient is φ = 1125732678.

The previous prime is 1125732623. The next prime is 1125732683. The reversal of 1125732679 is 9762375211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1125732679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125732379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562866339 + 562866340.

It is an arithmetic number, because the mean of its divisors is an integer number (562866340).

Almost surely, 2^1125732679 is an apocalyptic number.

1125732679 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125732679 is an equidigital number, since it uses as much as digits as its factorization.

1125732679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 43.

The square root of 1125732679 is about 33551.9400184252. The cubic root of 1125732679 is about 1040.2676453041.

The spelling of 1125732679 in words is "one billion, one hundred twenty-five million, seven hundred thirty-two thousand, six hundred seventy-nine".