147643051 has 2 divisors, whose sum is σ = 147643052. Its totient is φ = 147643050.

The previous prime is 147643043. The next prime is 147643063. The reversal of 147643051 is 150346741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147643051 - 2³ = 147643043 is a prime.

It is not a weakly prime, because it can be changed into another prime (147641051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73821525 + 73821526.

It is an arithmetic number, because the mean of its divisors is an integer number (73821526).

Almost surely, 2^147643051 is an apocalyptic number.

147643051 is a deficient number, since it is larger than the sum of its proper divisors (1).

147643051 is an equidigital number, since it uses as much as digits as its factorization.

147643051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 147643051 is about 12150.8456907328. The cubic root of 147643051 is about 528.5316554754.

Adding to 147643051 its reverse (150346741), we get a palindrome (297989792).

The spelling of 147643051 in words is "one hundred forty-seven million, six hundred forty-three thousand, fifty-one".