147854426593 has 2 divisors, whose sum is σ = 147854426594. Its totient is φ = 147854426592.

The previous prime is 147854426579. The next prime is 147854426633. The reversal of 147854426593 is 395624458741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91498990144 + 56355436449 = 302488^2 + 237393^2 .

It is an emirp because it is prime and its reverse (395624458741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147854426593 - 2¹³ = 147854418401 is a prime.

It is not a weakly prime, because it can be changed into another prime (147854426563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73927213296 + 73927213297.

It is an arithmetic number, because the mean of its divisors is an integer number (73927213297).

Almost surely, 2^147854426593 is an apocalyptic number.

It is an amenable number.

147854426593 is a deficient number, since it is larger than the sum of its proper divisors (1).

147854426593 is an equidigital number, since it uses as much as digits as its factorization.

147854426593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29030400, while the sum is 58.

The spelling of 147854426593 in words is "one hundred forty-seven billion, eight hundred fifty-four million, four hundred twenty-six thousand, five hundred ninety-three".