147126977 has 2 divisors, whose sum is σ = 147126978. Its totient is φ = 147126976.

The previous prime is 147126953. The next prime is 147126989. The reversal of 147126977 is 779621741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141514816 + 5612161 = 11896^2 + 2369^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147126977 is a prime.

It is a super-2 number, since 2×147126977² = 43292694722317058, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (147126907) 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, 73563488 + 73563489.

It is an arithmetic number, because the mean of its divisors is an integer number (73563489).

Almost surely, 2^147126977 is an apocalyptic number.

It is an amenable number.

147126977 is a deficient number, since it is larger than the sum of its proper divisors (1).

147126977 is an equidigital number, since it uses as much as digits as its factorization.

147126977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 148176, while the sum is 44.

The square root of 147126977 is about 12129.5909658982. The cubic root of 147126977 is about 527.9151237631.

The spelling of 147126977 in words is "one hundred forty-seven million, one hundred twenty-six thousand, nine hundred seventy-seven".