141449761 has 2 divisors, whose sum is σ = 141449762. Its totient is φ = 141449760.

The previous prime is 141449731. The next prime is 141449767. The reversal of 141449761 is 167944141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141158161 + 291600 = 11881^2 + 540^2 .

It is an emirp because it is prime and its reverse (167944141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141449761 - 2⁵ = 141449729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 141449761.

It is not a weakly prime, because it can be changed into another prime (141449767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70724880 + 70724881.

It is an arithmetic number, because the mean of its divisors is an integer number (70724881).

Almost surely, 2^141449761 is an apocalyptic number.

It is an amenable number.

141449761 is a deficient number, since it is larger than the sum of its proper divisors (1).

141449761 is an equidigital number, since it uses as much as digits as its factorization.

141449761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

The square root of 141449761 is about 11893.2653632213. The cubic root of 141449761 is about 521.0356099704.

The spelling of 141449761 in words is "one hundred forty-one million, four hundred forty-nine thousand, seven hundred sixty-one".