1162549112109 has 64 divisors (see below), whose sum is σ = 1981734543360. Its totient is φ = 588611459520.

The previous prime is 1162549112107. The next prime is 1162549112167. The reversal of 1162549112109 is 9012119452611.

It is not a de Polignac number, because 1162549112109 - 2¹ = 1162549112107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162549112107) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4513402 + ... + 4764020.

It is an arithmetic number, because the mean of its divisors is an integer number (30964602240).

Almost surely, 2^{1162549112109} is an apocalyptic number.

It is an amenable number.

1162549112109 is a deficient number, since it is larger than the sum of its proper divisors (819185431251).

1162549112109 is a wasteful number, since it uses less digits than its factorization.

1162549112109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251150.

The product of its (nonzero) digits is 38880, while the sum is 42.

The spelling of 1162549112109 in words is "one trillion, one hundred sixty-two billion, five hundred forty-nine million, one hundred twelve thousand, one hundred nine".