11061920972 has 12 divisors (see below), whose sum is σ = 19623545256. Its totient is φ = 5455193760.

The previous prime is 11061920963. The next prime is 11061920981. The reversal of 11061920972 is 27902916011.

It is an interprime number because it is at equal distance from previous prime (11061920963) and next prime (11061920981).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18941354 + ... + 18941937.

It is an arithmetic number, because the mean of its divisors is an integer number (1635295438).

Almost surely, 2^11061920972 is an apocalyptic number.

It is an amenable number.

11061920972 is a deficient number, since it is larger than the sum of its proper divisors (8561624284).

11061920972 is a wasteful number, since it uses less digits than its factorization.

11061920972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37883368 (or 37883366 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 38.

The spelling of 11061920972 in words is "eleven billion, sixty-one million, nine hundred twenty thousand, nine hundred seventy-two".