1125033379 has 2 divisors, whose sum is σ = 1125033380. Its totient is φ = 1125033378.

The previous prime is 1125033347. The next prime is 1125033419. The reversal of 1125033379 is 9733305211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1125033379 - 2⁵ = 1125033347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1125033319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562516689 + 562516690.

It is an arithmetic number, because the mean of its divisors is an integer number (562516690).

Almost surely, 2^1125033379 is an apocalyptic number.

1125033379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125033379 is an equidigital number, since it uses as much as digits as its factorization.

1125033379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 1125033379 is about 33541.5172435595. The cubic root of 1125033379 is about 1040.0521975158.

The spelling of 1125033379 in words is "one billion, one hundred twenty-five million, thirty-three thousand, three hundred seventy-nine".