1125357253 has 2 divisors, whose sum is σ = 1125357254. Its totient is φ = 1125357252.

The previous prime is 1125357197. The next prime is 1125357263. The reversal of 1125357253 is 3527535211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1119437764 + 5919489 = 33458^2 + 2433^2 .

It is an emirp because it is prime and its reverse (3527535211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1125357253 - 2²¹ = 1123260101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125357263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562678626 + 562678627.

It is an arithmetic number, because the mean of its divisors is an integer number (562678627).

Almost surely, 2^1125357253 is an apocalyptic number.

It is an amenable number.

1125357253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125357253 is an equidigital number, since it uses as much as digits as its factorization.

1125357253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31500, while the sum is 34.

The square root of 1125357253 is about 33546.3448530537. The cubic root of 1125357253 is about 1040.1519911614.

The spelling of 1125357253 in words is "one billion, one hundred twenty-five million, three hundred fifty-seven thousand, two hundred fifty-three".