147917141 has 2 divisors, whose sum is σ = 147917142. Its totient is φ = 147917140.

The previous prime is 147917137. The next prime is 147917149. The reversal of 147917141 is 141719741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132480100 + 15437041 = 11510^2 + 3929^2 .

It is a cyclic number.

It is not a de Polignac number, because 147917141 - 2² = 147917137 is a prime.

It is a super-2 number, since 2×147917141² = 43758961203227762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147917149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73958570 + 73958571.

It is an arithmetic number, because the mean of its divisors is an integer number (73958571).

Almost surely, 2^147917141 is an apocalyptic number.

It is an amenable number.

147917141 is a deficient number, since it is larger than the sum of its proper divisors (1).

147917141 is an equidigital number, since it uses as much as digits as its factorization.

147917141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 35.

The square root of 147917141 is about 12162.1190998937. The cubic root of 147917141 is about 528.8585151739.

The spelling of 147917141 in words is "one hundred forty-seven million, nine hundred seventeen thousand, one hundred forty-one".