11445579137 has 8 divisors (see below), whose sum is σ = 12400682976. Its totient is φ = 10521790272.

The previous prime is 11445579107. The next prime is 11445579179. The reversal of 11445579137 is 73197554411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11445579137 - 2¹² = 11445575041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11445579091 and 11445579100.

It is not an unprimeable number, because it can be changed into a prime (11445579107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7827983 + ... + 7829444.

It is an arithmetic number, because the mean of its divisors is an integer number (1550085372).

Almost surely, 2^11445579137 is an apocalyptic number.

11445579137 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11445579137 is a deficient number, since it is larger than the sum of its proper divisors (955103839).

11445579137 is a wasteful number, since it uses less digits than its factorization.

11445579137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15657487.

The product of its digits is 529200, while the sum is 47.

The spelling of 11445579137 in words is "eleven billion, four hundred forty-five million, five hundred seventy-nine thousand, one hundred thirty-seven".