771140134 has 8 divisors (see below), whose sum is σ = 1157334048. Its totient is φ = 385362120.

The previous prime is 771140087. The next prime is 771140141. The reversal of 771140134 is 431041177.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99297 + ... + 106780.

It is an arithmetic number, because the mean of its divisors is an integer number (144666756).

Almost surely, 2^771140134 is an apocalyptic number.

771140134 is a deficient number, since it is larger than the sum of its proper divisors (386193914).

771140134 is a wasteful number, since it uses less digits than its factorization.

771140134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207950.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 771140134 is about 27769.4100405464. The cubic root of 771140134 is about 917.0178066022.

The spelling of 771140134 in words is "seven hundred seventy-one million, one hundred forty thousand, one hundred thirty-four".