147166441 has 2 divisors, whose sum is σ = 147166442. Its totient is φ = 147166440.

The previous prime is 147166423. The next prime is 147166451. The reversal of 147166441 is 144661741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111513600 + 35652841 = 10560^2 + 5971^2 .

It is a cyclic number.

It is not a de Polignac number, because 147166441 - 2¹⁵ = 147133673 is a prime.

It is a super-2 number, since 2×147166441² = 43315922713212962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 147166397 and 147166406.

It is not a weakly prime, because it can be changed into another prime (147166451) 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 as a sum of consecutive naturals, namely, 73583220 + 73583221.

It is an arithmetic number, because the mean of its divisors is an integer number (73583221).

Almost surely, 2^147166441 is an apocalyptic number.

It is an amenable number.

147166441 is a deficient number, since it is larger than the sum of its proper divisors (1).

147166441 is an equidigital number, since it uses as much as digits as its factorization.

147166441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 34.

The square root of 147166441 is about 12131.2176223164. The cubic root of 147166441 is about 527.9623205913.

The spelling of 147166441 in words is "one hundred forty-seven million, one hundred sixty-six thousand, four hundred forty-one".