11125237012 has 6 divisors (see below), whose sum is σ = 19469164778. Its totient is φ = 5562618504.

The previous prime is 11125236979. The next prime is 11125237033. The reversal of 11125237012 is 21073252111.

It can be written as a sum of positive squares in only one way, i.e., 8963544976 + 2161692036 = 94676^2 + 46494^2 .

It is a super-4 number, since 4×11125237012⁴ (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1390654623 + ... + 1390654630.

Almost surely, 2^11125237012 is an apocalyptic number.

It is an amenable number.

11125237012 is a deficient number, since it is larger than the sum of its proper divisors (8343927766).

11125237012 is a wasteful number, since it uses less digits than its factorization.

11125237012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2781309257 (or 2781309255 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

Adding to 11125237012 its reverse (21073252111), we get a palindrome (32198489123).

The spelling of 11125237012 in words is "eleven billion, one hundred twenty-five million, two hundred thirty-seven thousand, twelve".