1125819007 has 2 divisors, whose sum is σ = 1125819008. Its totient is φ = 1125819006.

The previous prime is 1125818929. The next prime is 1125819029. The reversal of 1125819007 is 7009185211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1125819007 - 2⁷ = 1125818879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125819047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562909503 + 562909504.

It is an arithmetic number, because the mean of its divisors is an integer number (562909504).

Almost surely, 2^1125819007 is an apocalyptic number.

1125819007 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125819007 is an equidigital number, since it uses as much as digits as its factorization.

1125819007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 34.

The square root of 1125819007 is about 33553.2264767488. The cubic root of 1125819007 is about 1040.2942359656.

The spelling of 1125819007 in words is "one billion, one hundred twenty-five million, eight hundred nineteen thousand, seven".