141226261 has 4 divisors (see below), whose sum is σ = 154065024. Its totient is φ = 128387500.

The previous prime is 141226237. The next prime is 141226273. The reversal of 141226261 is 162622141.

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 141226261 - 2⁷ = 141226133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141226231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6419365 + ... + 6419386.

It is an arithmetic number, because the mean of its divisors is an integer number (38516256).

Almost surely, 2^141226261 is an apocalyptic number.

141226261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

141226261 is a deficient number, since it is larger than the sum of its proper divisors (12838763).

141226261 is a wasteful number, since it uses less digits than its factorization.

141226261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12838762.

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

The square root of 141226261 is about 11883.8655748035. The cubic root of 141226261 is about 520.7610417054.

The spelling of 141226261 in words is "one hundred forty-one million, two hundred twenty-six thousand, two hundred sixty-one".