1300055679 has 48 divisors (see below), whose sum is σ = 2096174080. Its totient is φ = 771301440.

The previous prime is 1300055641. The next prime is 1300055681. The reversal of 1300055679 is 9765500031.

It is a happy number.

1300055679 is a `hidden beast` number, since 1 + 30 + 0 + 0 + 556 + 79 = 666.

It is not a de Polignac number, because 1300055679 - 2⁹ = 1300055167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300055689) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 395814 + ... + 399084.

Almost surely, 2^1300055679 is an apocalyptic number.

1300055679 is a deficient number, since it is larger than the sum of its proper divisors (796118401).

1300055679 is a wasteful number, since it uses less digits than its factorization.

1300055679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412 (or 3409 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The square root of 1300055679 is about 36056.2848751781. The cubic root of 1300055679 is about 1091.4084642911.

The spelling of 1300055679 in words is "one billion, three hundred million, fifty-five thousand, six hundred seventy-nine".