148477867 has 2 divisors, whose sum is σ = 148477868. Its totient is φ = 148477866.

The previous prime is 148477789. The next prime is 148477873. The reversal of 148477867 is 768774841.

It is a strong prime.

It is an emirp because it is prime and its reverse (768774841) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148477867 is a prime.

It is not a weakly prime, because it can be changed into another prime (148477897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74238933 + 74238934.

It is an arithmetic number, because the mean of its divisors is an integer number (74238934).

Almost surely, 2^148477867 is an apocalyptic number.

148477867 is a deficient number, since it is larger than the sum of its proper divisors (1).

148477867 is an equidigital number, since it uses as much as digits as its factorization.

148477867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2107392, while the sum is 52.

The square root of 148477867 is about 12185.1494451238. The cubic root of 148477867 is about 529.5259401703.

The spelling of 148477867 in words is "one hundred forty-eight million, four hundred seventy-seven thousand, eight hundred sixty-seven".