148760819 has 2 divisors, whose sum is σ = 148760820. Its totient is φ = 148760818.

The previous prime is 148760813. The next prime is 148760839. The reversal of 148760819 is 918067841.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148760819 is a prime.

It is a super-2 number, since 2×148760819² = 44259562539101522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 148760819.

It is not a weakly prime, because it can be changed into another prime (148760813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74380409 + 74380410.

It is an arithmetic number, because the mean of its divisors is an integer number (74380410).

Almost surely, 2^148760819 is an apocalyptic number.

148760819 is a deficient number, since it is larger than the sum of its proper divisors (1).

148760819 is an equidigital number, since it uses as much as digits as its factorization.

148760819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 44.

The square root of 148760819 is about 12196.7544453432. The cubic root of 148760819 is about 529.8620965528.

The spelling of 148760819 in words is "one hundred forty-eight million, seven hundred sixty thousand, eight hundred nineteen".