147497677 has 2 divisors, whose sum is σ = 147497678. Its totient is φ = 147497676.

The previous prime is 147497641. The next prime is 147497711. The reversal of 147497677 is 776794741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123232201 + 24265476 = 11101^2 + 4926^2 .

It is a cyclic number.

It is not a de Polignac number, because 147497677 - 2⁷ = 147497549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147497617) 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, 73748838 + 73748839.

It is an arithmetic number, because the mean of its divisors is an integer number (73748839).

Almost surely, 2^147497677 is an apocalyptic number.

It is an amenable number.

147497677 is a deficient number, since it is larger than the sum of its proper divisors (1).

147497677 is an equidigital number, since it uses as much as digits as its factorization.

147497677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2074464, while the sum is 52.

The square root of 147497677 is about 12144.8621647181. The cubic root of 147497677 is about 528.3581288693.

The spelling of 147497677 in words is "one hundred forty-seven million, four hundred ninety-seven thousand, six hundred seventy-seven".