141951401 has 4 divisors (see below), whose sum is σ = 142135812. Its totient is φ = 141766992.

The previous prime is 141951379. The next prime is 141951419. The reversal of 141951401 is 104159141.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15366400 + 126585001 = 3920^2 + 11251^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141951401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141951301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91046 + ... + 92591.

It is an arithmetic number, because the mean of its divisors is an integer number (35533953).

Almost surely, 2^141951401 is an apocalyptic number.

It is an amenable number.

141951401 is a deficient number, since it is larger than the sum of its proper divisors (184411).

141951401 is an equidigital number, since it uses as much as digits as its factorization.

141951401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184410.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 141951401 is about 11914.3359445669. The cubic root of 141951401 is about 521.6508199936.

The spelling of 141951401 in words is "one hundred forty-one million, nine hundred fifty-one thousand, four hundred one".