161146634 has 8 divisors (see below), whose sum is σ = 263694528. Its totient is φ = 73248460.

The previous prime is 161146607. The next prime is 161146651. The reversal of 161146634 is 436641161.

161146634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 161146634.

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, 3662402 + ... + 3662445.

It is an arithmetic number, because the mean of its divisors is an integer number (32961816).

Almost surely, 2^161146634 is an apocalyptic number.

161146634 is a deficient number, since it is larger than the sum of its proper divisors (102547894).

161146634 is a wasteful number, since it uses less digits than its factorization.

161146634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7324860.

The product of its digits is 10368, while the sum is 32.

The square root of 161146634 is about 12694.3544144631. The cubic root of 161146634 is about 544.1772891192.

Adding to 161146634 its reverse (436641161), we get a palindrome (597787795).

The spelling of 161146634 in words is "one hundred sixty-one million, one hundred forty-six thousand, six hundred thirty-four".