130776446 has 4 divisors (see below), whose sum is σ = 196164672. Its totient is φ = 65388222.

The previous prime is 130776439. The next prime is 130776469. The reversal of 130776446 is 644677031.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32694110 + ... + 32694113.

It is an arithmetic number, because the mean of its divisors is an integer number (49041168).

Almost surely, 2^130776446 is an apocalyptic number.

130776446 is a deficient number, since it is larger than the sum of its proper divisors (65388226).

130776446 is an equidigital number, since it uses as much as digits as its factorization.

130776446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65388225.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 130776446 is about 11435.7529703995. The cubic root of 130776446 is about 507.5862436847.

The spelling of 130776446 in words is "one hundred thirty million, seven hundred seventy-six thousand, four hundred forty-six".