1125146212 has 12 divisors (see below), whose sum is σ = 1969750636. Its totient is φ = 562360320.

The previous prime is 1125146179. The next prime is 1125146219. The reversal of 1125146212 is 2126415211.

It can be written as a sum of positive squares in 2 ways, for example, as 793323556 + 331822656 = 28166^2 + 18216^2 .

It is not an unprimeable number, because it can be changed into a prime (1125146219) 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, 40989 + ... + 62692.

Almost surely, 2^1125146212 is an apocalyptic number.

It is an amenable number.

1125146212 is a deficient number, since it is larger than the sum of its proper divisors (844604424).

1125146212 is a wasteful number, since it uses less digits than its factorization.

1125146212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106398 (or 106396 counting only the distinct ones).

The product of its digits is 960, while the sum is 25.

The square root of 1125146212 is about 33543.1991914904. The cubic root of 1125146212 is about 1040.0869663469.

The spelling of 1125146212 in words is "one billion, one hundred twenty-five million, one hundred forty-six thousand, two hundred twelve".