147147354649 has 2 divisors, whose sum is σ = 147147354650. Its totient is φ = 147147354648.

The previous prime is 147147354617. The next prime is 147147354659. The reversal of 147147354649 is 946453741741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114951512025 + 32195842624 = 339045^2 + 179432^2 .

It is a cyclic number.

It is not a de Polignac number, because 147147354649 - 2⁵ = 147147354617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147147354649.

It is not a weakly prime, because it can be changed into another prime (147147354659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73573677324 + 73573677325.

It is an arithmetic number, because the mean of its divisors is an integer number (73573677325).

Almost surely, 2^147147354649 is an apocalyptic number.

It is an amenable number.

147147354649 is a deficient number, since it is larger than the sum of its proper divisors (1).

147147354649 is an equidigital number, since it uses as much as digits as its factorization.

147147354649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10160640, while the sum is 55.

The spelling of 147147354649 in words is "one hundred forty-seven billion, one hundred forty-seven million, three hundred fifty-four thousand, six hundred forty-nine".