1125027633 has 4 divisors (see below), whose sum is σ = 1500036848. Its totient is φ = 750018420.

The previous prime is 1125027623. The next prime is 1125027637. The reversal of 1125027633 is 3367205211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1125027633 - 2⁹ = 1125027121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1125027633.

It is not an unprimeable number, because it can be changed into a prime (1125027637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187504603 + ... + 187504608.

It is an arithmetic number, because the mean of its divisors is an integer number (375009212).

Almost surely, 2^1125027633 is an apocalyptic number.

It is an amenable number.

1125027633 is a deficient number, since it is larger than the sum of its proper divisors (375009215).

1125027633 is an equidigital number, since it uses as much as digits as its factorization.

1125027633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375009214.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 1125027633 is about 33541.4315884102. The cubic root of 1125027633 is about 1040.0504268572.

It can be divided in two parts, 11250 and 27633, that added together give a palindrome (38883).

The spelling of 1125027633 in words is "one billion, one hundred twenty-five million, twenty-seven thousand, six hundred thirty-three".