163541432 has 16 divisors (see below), whose sum is σ = 306776400. Its totient is φ = 81734400.

The previous prime is 163541429. The next prime is 163541449. The reversal of 163541432 is 234145361.

It is a super-2 number, since 2×163541432² = 53491599961221248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163541395 and 163541404.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 30557 + ... + 35507.

It is an arithmetic number, because the mean of its divisors is an integer number (19173525).

Almost surely, 2^163541432 is an apocalyptic number.

It is an amenable number.

163541432 is a deficient number, since it is larger than the sum of its proper divisors (143234968).

163541432 is a wasteful number, since it uses less digits than its factorization.

163541432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9086 (or 9082 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 163541432 is about 12788.3318693253. The cubic root of 163541432 is about 546.8597153475.

Adding to 163541432 its reverse (234145361), we get a palindrome (397686793).

The spelling of 163541432 in words is "one hundred sixty-three million, five hundred forty-one thousand, four hundred thirty-two".