1125208712 has 8 divisors (see below), whose sum is σ = 2109766350. Its totient is φ = 562604352.

The previous prime is 1125208681. The next prime is 1125208727. The reversal of 1125208712 is 2178025211.

It can be written as a sum of positive squares in only one way, i.e., 949009636 + 176199076 = 30806^2 + 13274^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70325537 + ... + 70325552.

Almost surely, 2^1125208712 is an apocalyptic number.

It is an amenable number.

1125208712 is a deficient number, since it is larger than the sum of its proper divisors (984557638).

1125208712 is a wasteful number, since it uses less digits than its factorization.

1125208712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140651095 (or 140651091 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 29.

The square root of 1125208712 is about 33544.1308130051. The cubic root of 1125208712 is about 1040.1062243571.

The spelling of 1125208712 in words is "one billion, one hundred twenty-five million, two hundred eight thousand, seven hundred twelve".