147486397 has 2 divisors, whose sum is σ = 147486398. Its totient is φ = 147486396.

The previous prime is 147486323. The next prime is 147486401. The reversal of 147486397 is 793684741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131010916 + 16475481 = 11446^2 + 4059^2 .

It is an emirp because it is prime and its reverse (793684741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147486397 - 2¹⁵ = 147453629 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147486397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147486697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73743198 + 73743199.

It is an arithmetic number, because the mean of its divisors is an integer number (73743199).

Almost surely, 2^147486397 is an apocalyptic number.

It is an amenable number.

147486397 is a deficient number, since it is larger than the sum of its proper divisors (1).

147486397 is an equidigital number, since it uses as much as digits as its factorization.

147486397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 49.

The square root of 147486397 is about 12144.3977619312. The cubic root of 147486397 is about 528.3446596592.

The spelling of 147486397 in words is "one hundred forty-seven million, four hundred eighty-six thousand, three hundred ninety-seven".