141321261 has 8 divisors (see below), whose sum is σ = 188496064. Its totient is φ = 94180320.

The previous prime is 141321239. The next prime is 141321277. The reversal of 141321261 is 162123141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 141321261 - 2⁶ = 141321197 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 (143321261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3825 + ... + 17241.

It is an arithmetic number, because the mean of its divisors is an integer number (23562008).

Almost surely, 2^141321261 is an apocalyptic number.

It is an amenable number.

141321261 is a deficient number, since it is larger than the sum of its proper divisors (47174803).

141321261 is a wasteful number, since it uses less digits than its factorization.

141321261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16931.

The product of its digits is 288, while the sum is 21.

The square root of 141321261 is about 11887.8619187809. The cubic root of 141321261 is about 520.8777839453.

The spelling of 141321261 in words is "one hundred forty-one million, three hundred twenty-one thousand, two hundred sixty-one".