11037146681 has 4 divisors (see below), whose sum is σ = 12040523664. Its totient is φ = 10033769700.

The previous prime is 11037146671. The next prime is 11037146707. The reversal of 11037146681 is 18664173011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 18664173011 = 11 ⋅1696743001.

It is a cyclic number.

It is not a de Polignac number, because 11037146681 - 2¹⁴ = 11037130297 is a prime.

It is a super-2 number, since 2×11037146681² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11037146611) 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, 501688475 + ... + 501688496.

It is an arithmetic number, because the mean of its divisors is an integer number (3010130916).

Almost surely, 2^11037146681 is an apocalyptic number.

11037146681 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11037146681 is a deficient number, since it is larger than the sum of its proper divisors (1003376983).

11037146681 is a wasteful number, since it uses less digits than its factorization.

11037146681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003376982.

The product of its (nonzero) digits is 24192, while the sum is 38.

The spelling of 11037146681 in words is "eleven billion, thirty-seven million, one hundred forty-six thousand, six hundred eighty-one".