141705442 has 4 divisors (see below), whose sum is σ = 212558166. Its totient is φ = 70852720.

The previous prime is 141705437. The next prime is 141705479. The reversal of 141705442 is 244507141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 140683321 + 1022121 = 11861^2 + 1011^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 141705442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35426359 + ... + 35426362.

Almost surely, 2^141705442 is an apocalyptic number.

141705442 is a deficient number, since it is larger than the sum of its proper divisors (70852724).

141705442 is an equidigital number, since it uses as much as digits as its factorization.

141705442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70852723.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 141705442 is about 11904.0094926037. The cubic root of 141705442 is about 521.3493579227.

The spelling of 141705442 in words is "one hundred forty-one million, seven hundred five thousand, four hundred forty-two".