141543442 has 8 divisors (see below), whose sum is σ = 213322032. Its totient is φ = 70436100.

The previous prime is 141543371. The next prime is 141543473. The reversal of 141543442 is 244345141.

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 141543442.

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, 167284 + ... + 168127.

It is an arithmetic number, because the mean of its divisors is an integer number (26665254).

Almost surely, 2^141543442 is an apocalyptic number.

141543442 is a deficient number, since it is larger than the sum of its proper divisors (71778590).

141543442 is a wasteful number, since it uses less digits than its factorization.

141543442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335624.

The product of its digits is 7680, while the sum is 28.

The square root of 141543442 is about 11897.2031166993. The cubic root of 141543442 is about 521.1506104362.

Adding to 141543442 its reverse (244345141), we get a palindrome (385888583).

The spelling of 141543442 in words is "one hundred forty-one million, five hundred forty-three thousand, four hundred forty-two".