141154261 has 2 divisors, whose sum is σ = 141154262. Its totient is φ = 141154260.

The previous prime is 141154259. The next prime is 141154309. The reversal of 141154261 is 162451141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138886225 + 2268036 = 11785^2 + 1506^2 .

It is an emirp because it is prime and its reverse (162451141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141154261 - 2¹ = 141154259 is a prime.

It is a super-2 number, since 2×141154261² = 39849050796912242, which contains 22 as substring.

Together with 141154259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141154231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70577130 + 70577131.

It is an arithmetic number, because the mean of its divisors is an integer number (70577131).

Almost surely, 2^141154261 is an apocalyptic number.

It is an amenable number.

141154261 is a deficient number, since it is larger than the sum of its proper divisors (1).

141154261 is an equidigital number, since it uses as much as digits as its factorization.

141154261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 25.

The square root of 141154261 is about 11880.8358712676. The cubic root of 141154261 is about 520.6725284964.

The spelling of 141154261 in words is "one hundred forty-one million, one hundred fifty-four thousand, two hundred sixty-one".