1125215059 has 2 divisors, whose sum is σ = 1125215060. Its totient is φ = 1125215058.

The previous prime is 1125215011. The next prime is 1125215083. The reversal of 1125215059 is 9505125211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1125215059 - 2⁷ = 1125214931 is a prime.

It is a super-2 number, since 2×1125215059² = 2532217858000746962, 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 1125215059.

It is not a weakly prime, because it can be changed into another prime (1125215459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562607529 + 562607530.

It is an arithmetic number, because the mean of its divisors is an integer number (562607530).

Almost surely, 2^1125215059 is an apocalyptic number.

1125215059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125215059 is an equidigital number, since it uses as much as digits as its factorization.

1125215059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4500, while the sum is 31.

The square root of 1125215059 is about 33544.2254195860. The cubic root of 1125215059 is about 1040.1081800067.

The spelling of 1125215059 in words is "one billion, one hundred twenty-five million, two hundred fifteen thousand, fifty-nine".