1125498427 has 2 divisors, whose sum is σ = 1125498428. Its totient is φ = 1125498426.

The previous prime is 1125498391. The next prime is 1125498433. The reversal of 1125498427 is 7248945211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1125498427 - 2⁷ = 1125498299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1125498457) 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 as a sum of consecutive naturals, namely, 562749213 + 562749214.

It is an arithmetic number, because the mean of its divisors is an integer number (562749214).

Almost surely, 2^1125498427 is an apocalyptic number.

1125498427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125498427 is an equidigital number, since it uses as much as digits as its factorization.

1125498427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 43.

The square root of 1125498427 is about 33548.4489507339. The cubic root of 1125498427 is about 1040.1954843948.

The spelling of 1125498427 in words is "one billion, one hundred twenty-five million, four hundred ninety-eight thousand, four hundred twenty-seven".