161452066 has 8 divisors (see below), whose sum is σ = 243034704. Its totient is φ = 80440500.

The previous prime is 161452037. The next prime is 161452103. The reversal of 161452066 is 660254161.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 142060 + ... + 143191.

It is an arithmetic number, because the mean of its divisors is an integer number (30379338).

Almost surely, 2^161452066 is an apocalyptic number.

161452066 is a deficient number, since it is larger than the sum of its proper divisors (81582638).

161452066 is a wasteful number, since it uses less digits than its factorization.

161452066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285536.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 161452066 is about 12706.3789491735. The cubic root of 161452066 is about 544.5208773468.

The spelling of 161452066 in words is "one hundred sixty-one million, four hundred fifty-two thousand, sixty-six".