161330467 has 4 divisors (see below), whose sum is σ = 161600400. Its totient is φ = 161060536.

The previous prime is 161330443. The next prime is 161330473. The reversal of 161330467 is 764033161.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 161330467 - 2⁷ = 161330339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161930467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134068 + ... + 135265.

It is an arithmetic number, because the mean of its divisors is an integer number (40400100).

Almost surely, 2^161330467 is an apocalyptic number.

161330467 is a deficient number, since it is larger than the sum of its proper divisors (269933).

161330467 is an equidigital number, since it uses as much as digits as its factorization.

161330467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269932.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 161330467 is about 12701.5930890578. The cubic root of 161330467 is about 544.3841394989.

The spelling of 161330467 in words is "one hundred sixty-one million, three hundred thirty thousand, four hundred sixty-seven".