148782813479 has 2 divisors, whose sum is σ = 148782813480. Its totient is φ = 148782813478.

The previous prime is 148782813449. The next prime is 148782813503. The reversal of 148782813479 is 974318287841.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148782813479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148782813419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74391406739 + 74391406740.

It is an arithmetic number, because the mean of its divisors is an integer number (74391406740).

Almost surely, 2^148782813479 is an apocalyptic number.

148782813479 is a deficient number, since it is larger than the sum of its proper divisors (1).

148782813479 is an equidigital number, since it uses as much as digits as its factorization.

148782813479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21676032, while the sum is 62.

The spelling of 148782813479 in words is "one hundred forty-eight billion, seven hundred eighty-two million, eight hundred thirteen thousand, four hundred seventy-nine".