160109136 has 150 divisors (see below), whose sum is σ = 509858426. Its totient is φ = 48470400.

The previous prime is 160109123. The next prime is 160109153. The reversal of 160109136 is 631901061.

It can be written as a sum of positive squares in only one way, i.e., 141134400 + 18974736 = 11880^2 + 4356^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 156306 + ... + 157326.

Almost surely, 2^160109136 is an apocalyptic number.

160109136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 160109136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254929213).

160109136 is an abundant number, since it is smaller than the sum of its proper divisors (349749290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

160109136 is a wasteful number, since it uses less digits than its factorization.

160109136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063 (or 1037 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 160109136 is about 12653.4238844670. The cubic root of 160109136 is about 543.0069288820.

The spelling of 160109136 in words is "one hundred sixty million, one hundred nine thousand, one hundred thirty-six".