161217096 has 32 divisors (see below), whose sum is σ = 410650560. Its totient is φ = 52724672.

The previous prime is 161217053. The next prime is 161217139. The reversal of 161217096 is 690712161.

It is an interprime number because it is at equal distance from previous prime (161217053) and next prime (161217139).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62100 + ... + 64643.

It is an arithmetic number, because the mean of its divisors is an integer number (12832830).

Almost surely, 2^161217096 is an apocalyptic number.

It is an amenable number.

161217096 is an abundant number, since it is smaller than the sum of its proper divisors (249433464).

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

161217096 is a wasteful number, since it uses less digits than its factorization.

161217096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126805 (or 126801 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 161217096 is about 12697.1294393654. The cubic root of 161217096 is about 544.2565921157.

The spelling of 161217096 in words is "one hundred sixty-one million, two hundred seventeen thousand, ninety-six".