161476133 has 8 divisors (see below), whose sum is σ = 198739968. Its totient is φ = 127761264.

The previous prime is 161476111. The next prime is 161476157. The reversal of 161476133 is 331674161.

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 161476133 - 2¹² = 161472037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 161476133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161479133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 887141 + ... + 887322.

It is an arithmetic number, because the mean of its divisors is an integer number (24842496).

Almost surely, 2^161476133 is an apocalyptic number.

161476133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

161476133 is a deficient number, since it is larger than the sum of its proper divisors (37263835).

161476133 is a wasteful number, since it uses less digits than its factorization.

161476133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774483.

The product of its digits is 9072, while the sum is 32.

The square root of 161476133 is about 12707.3259578874. The cubic root of 161476133 is about 544.5479325035.

The spelling of 161476133 in words is "one hundred sixty-one million, four hundred seventy-six thousand, one hundred thirty-three".