161162103 has 8 divisors (see below), whose sum is σ = 220124016. Its totient is φ = 104820800.

The previous prime is 161162101. The next prime is 161162147. The reversal of 161162103 is 301261161.

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 161162103 - 2¹ = 161162101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 161162103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161162101) 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, 655008 + ... + 655253.

It is an arithmetic number, because the mean of its divisors is an integer number (27515502).

Almost surely, 2^161162103 is an apocalyptic number.

161162103 is a deficient number, since it is larger than the sum of its proper divisors (58961913).

161162103 is a wasteful number, since it uses less digits than its factorization.

161162103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310305.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 161162103 is about 12694.9636864388. The cubic root of 161162103 is about 544.1947010232.

The spelling of 161162103 in words is "one hundred sixty-one million, one hundred sixty-two thousand, one hundred three".