147101939 has 2 divisors, whose sum is σ = 147101940. Its totient is φ = 147101938.

The previous prime is 147101923. The next prime is 147101947. The reversal of 147101939 is 939101741.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147101939 - 2⁴ = 147101923 is a prime.

It is equal to p_8290538 and since 147101939 and 8290538 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 147101899 and 147101908.

It is not a weakly prime, because it can be changed into another prime (147103939) 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, 73550969 + 73550970.

It is an arithmetic number, because the mean of its divisors is an integer number (73550970).

Almost surely, 2^147101939 is an apocalyptic number.

147101939 is a deficient number, since it is larger than the sum of its proper divisors (1).

147101939 is an equidigital number, since it uses as much as digits as its factorization.

147101939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 35.

The square root of 147101939 is about 12128.5588179305. The cubic root of 147101939 is about 527.8851752814.

The spelling of 147101939 in words is "one hundred forty-seven million, one hundred one thousand, nine hundred thirty-nine".