77134130 has 8 divisors (see below), whose sum is σ = 138841452. Its totient is φ = 30853648.

The previous prime is 77134121. The next prime is 77134147. The reversal of 77134130 is 3143177.

It can be written as a sum of positive squares in 2 ways, for example, as 71048041 + 6086089 = 8429^2 + 2467^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 77134130.

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 in 3 ways as a sum of consecutive naturals, for example, 3856697 + ... + 3856716.

Almost surely, 2^77134130 is an apocalyptic number.

77134130 is a deficient number, since it is larger than the sum of its proper divisors (61707322).

77134130 is a wasteful number, since it uses less digits than its factorization.

77134130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7713420.

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 77134130 is about 8782.6038280228. The cubic root of 77134130 is about 425.6789700789.

The spelling of 77134130 in words is "seventy-seven million, one hundred thirty-four thousand, one hundred thirty".