1125652079 has 2 divisors, whose sum is σ = 1125652080. Its totient is φ = 1125652078.

The previous prime is 1125652069. The next prime is 1125652097. The reversal of 1125652079 is 9702565211.

It is a happy number.

Together with next prime (1125652097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (9702565211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1125652079 - 2⁴ = 1125652063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125652009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562826039 + 562826040.

It is an arithmetic number, because the mean of its divisors is an integer number (562826040).

Almost surely, 2^1125652079 is an apocalyptic number.

1125652079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125652079 is an equidigital number, since it uses as much as digits as its factorization.

1125652079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 1125652079 is about 33550.7388741291. The cubic root of 1125652079 is about 1040.2428177481.

The spelling of 1125652079 in words is "one billion, one hundred twenty-five million, six hundred fifty-two thousand, seventy-nine".