161476132 has 12 divisors (see below), whose sum is σ = 299205900. Its totient is φ = 75988736.

The previous prime is 161476111. The next prime is 161476157. The reversal of 161476132 is 231674161.

It can be written as a sum of positive squares in 2 ways, for example, as 114361636 + 47114496 = 10694^2 + 6864^2 .

It is a junction number, because it is equal to n+sod(n) for n = 161476094 and 161476103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1187257 + ... + 1187392.

It is an arithmetic number, because the mean of its divisors is an integer number (24933825).

Almost surely, 2^161476132 is an apocalyptic number.

It is an amenable number.

161476132 is a deficient number, since it is larger than the sum of its proper divisors (137729768).

161476132 is a wasteful number, since it uses less digits than its factorization.

161476132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374670 (or 2374668 counting only the distinct ones).

The product of its digits is 6048, while the sum is 31.

The square root of 161476132 is about 12707.3259185401. The cubic root of 161476132 is about 544.5479313794.

The spelling of 161476132 in words is "one hundred sixty-one million, four hundred seventy-six thousand, one hundred thirty-two".