141216001 has 4 divisors (see below), whose sum is σ = 141247152. Its totient is φ = 141184852.

The previous prime is 141215959. The next prime is 141216007. The reversal of 141216001 is 100612141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 141216001 - 2⁷ = 141215873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141216007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7315 + ... + 18328.

It is an arithmetic number, because the mean of its divisors is an integer number (35311788).

Almost surely, 2^141216001 is an apocalyptic number.

It is an amenable number.

141216001 is a deficient number, since it is larger than the sum of its proper divisors (31151).

141216001 is an equidigital number, since it uses as much as digits as its factorization.

141216001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31150.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 141216001 is about 11883.4338892426. The cubic root of 141216001 is about 520.7484304114.

Adding to 141216001 its reverse (100612141), we get a palindrome (241828142).

The spelling of 141216001 in words is "one hundred forty-one million, two hundred sixteen thousand, one".