1125053507 has 2 divisors, whose sum is σ = 1125053508. Its totient is φ = 1125053506.

The previous prime is 1125053497. The next prime is 1125053537. The reversal of 1125053507 is 7053505211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1125053507 - 2⁴ = 1125053491 is a prime.

It is a super-2 number, since 2×1125053507² = 2531490787225998098, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1125053507.

It is not a weakly prime, because it can be changed into another prime (1125053537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562526753 + 562526754.

It is an arithmetic number, because the mean of its divisors is an integer number (562526754).

Almost surely, 2^1125053507 is an apocalyptic number.

1125053507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125053507 is an equidigital number, since it uses as much as digits as its factorization.

1125053507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 1125053507 is about 33541.8172882746. The cubic root of 1125053507 is about 1040.0584000120.

Adding to 1125053507 its reverse (7053505211), we get a palindrome (8178558718).

The spelling of 1125053507 in words is "one billion, one hundred twenty-five million, fifty-three thousand, five hundred seven".