141622261 has 4 divisors (see below), whose sum is σ = 154497024. Its totient is φ = 128747500.

The previous prime is 141622259. The next prime is 141622267. The reversal of 141622261 is 162226141.

It is a happy number.

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 141622261 - 2¹ = 141622259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141622267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6437365 + ... + 6437386.

It is an arithmetic number, because the mean of its divisors is an integer number (38624256).

Almost surely, 2^141622261 is an apocalyptic number.

141622261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

141622261 is a deficient number, since it is larger than the sum of its proper divisors (12874763).

141622261 is a wasteful number, since it uses less digits than its factorization.

141622261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12874762.

The product of its digits is 1152, while the sum is 25.

The square root of 141622261 is about 11900.5151569165. The cubic root of 141622261 is about 521.2473273810.

The spelling of 141622261 in words is "one hundred forty-one million, six hundred twenty-two thousand, two hundred sixty-one".