1125857573 has 2 divisors, whose sum is σ = 1125857574. Its totient is φ = 1125857572.

The previous prime is 1125857471. The next prime is 1125857591. The reversal of 1125857573 is 3757585211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 965531329 + 160326244 = 31073^2 + 12662^2 .

It is a cyclic number.

It is not a de Polignac number, because 1125857573 - 2²² = 1121663269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125854573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562928786 + 562928787.

It is an arithmetic number, because the mean of its divisors is an integer number (562928787).

Almost surely, 2^1125857573 is an apocalyptic number.

It is an amenable number.

1125857573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125857573 is an equidigital number, since it uses as much as digits as its factorization.

1125857573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294000, while the sum is 44.

The square root of 1125857573 is about 33553.8011706573. The cubic root of 1125857573 is about 1040.3061145858.

The spelling of 1125857573 in words is "one billion, one hundred twenty-five million, eight hundred fifty-seven thousand, five hundred seventy-three".