775134377 has 8 divisors (see below), whose sum is σ = 779955264. Its totient is φ = 770328208.

The previous prime is 775134361. The next prime is 775134407. The reversal of 775134377 is 773431577.

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

It is a cyclic number.

It is not a de Polignac number, because 775134377 - 2⁴ = 775134361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (775134307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113183 + ... + 119835.

It is an arithmetic number, because the mean of its divisors is an integer number (97494408).

Almost surely, 2^775134377 is an apocalyptic number.

It is an amenable number.

775134377 is a deficient number, since it is larger than the sum of its proper divisors (4820887).

775134377 is a wasteful number, since it uses less digits than its factorization.

775134377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7359.

The product of its digits is 432180, while the sum is 44.

The square root of 775134377 is about 27841.2351917080. The cubic root of 775134377 is about 918.5983606954.

The spelling of 775134377 in words is "seven hundred seventy-five million, one hundred thirty-four thousand, three hundred seventy-seven".