130078822 has 4 divisors (see below), whose sum is σ = 195118236. Its totient is φ = 65039410.

The previous prime is 130078813. The next prime is 130078847. The reversal of 130078822 is 228870031.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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, 32519704 + ... + 32519707.

It is an arithmetic number, because the mean of its divisors is an integer number (48779559).

Almost surely, 2^130078822 is an apocalyptic number.

130078822 is a deficient number, since it is larger than the sum of its proper divisors (65039414).

130078822 is an equidigital number, since it uses as much as digits as its factorization.

130078822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65039413.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 130078822 is about 11405.2103005600. The cubic root of 130078822 is about 506.6820648791.

The spelling of 130078822 in words is "one hundred thirty million, seventy-eight thousand, eight hundred twenty-two".