141211555 has 4 divisors (see below), whose sum is σ = 169453872. Its totient is φ = 112969240.

The previous prime is 141211519. The next prime is 141211589. The reversal of 141211555 is 555112141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555112141 = 283 ⋅1961527.

It is not a de Polignac number, because 141211555 - 2¹⁵ = 141178787 is a prime.

It is a Duffinian number.

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, 14121151 + ... + 14121160.

It is an arithmetic number, because the mean of its divisors is an integer number (42363468).

Almost surely, 2^141211555 is an apocalyptic number.

141211555 is a deficient number, since it is larger than the sum of its proper divisors (28242317).

141211555 is an equidigital number, since it uses as much as digits as its factorization.

141211555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28242316.

The product of its digits is 1000, while the sum is 25.

The square root of 141211555 is about 11883.2468206295. The cubic root of 141211555 is about 520.7429653277.

Adding to 141211555 its reverse (555112141), we get a palindrome (696323696).

The spelling of 141211555 in words is "one hundred forty-one million, two hundred eleven thousand, five hundred fifty-five".