1125264634 has 16 divisors (see below), whose sum is σ = 1835736840. Its totient is φ = 514209600.

The previous prime is 1125264617. The next prime is 1125264643. The reversal of 1125264634 is 4364625211.

It can be written as a sum of positive squares in 4 ways, for example, as 817788409 + 307476225 = 28597^2 + 17535^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1125264634.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211629 + ... + 216880.

Almost surely, 2^1125264634 is an apocalyptic number.

1125264634 is a deficient number, since it is larger than the sum of its proper divisors (710472206).

1125264634 is a wasteful number, since it uses less digits than its factorization.

1125264634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428625.

The product of its digits is 34560, while the sum is 34.

The square root of 1125264634 is about 33544.9643612868. The cubic root of 1125264634 is about 1040.1234548958.

Adding to 1125264634 its reverse (4364625211), we get a palindrome (5489889845).

The spelling of 1125264634 in words is "one billion, one hundred twenty-five million, two hundred sixty-four thousand, six hundred thirty-four".