147396427 has 2 divisors, whose sum is σ = 147396428. Its totient is φ = 147396426.

The previous prime is 147396421. The next prime is 147396437. The reversal of 147396427 is 724693741.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147396427 is a prime.

It is not a weakly prime, because it can be changed into another prime (147396421) 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, 73698213 + 73698214.

It is an arithmetic number, because the mean of its divisors is an integer number (73698214).

Almost surely, 2^147396427 is an apocalyptic number.

147396427 is a deficient number, since it is larger than the sum of its proper divisors (1).

147396427 is an equidigital number, since it uses as much as digits as its factorization.

147396427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The square root of 147396427 is about 12140.6930197580. The cubic root of 147396427 is about 528.2372037873.

The spelling of 147396427 in words is "one hundred forty-seven million, three hundred ninety-six thousand, four hundred twenty-seven".