77134371 has 8 divisors (see below), whose sum is σ = 103477440. Its totient is φ = 51107112.

The previous prime is 77134367. The next prime is 77134399. The reversal of 77134371 is 17343177.

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

It is not a de Polignac number, because 77134371 - 2² = 77134367 is a prime.

It is a super-2 number, since 2×77134371² = 11899422379131282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (77134361) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 78381 + ... + 79358.

It is an arithmetic number, because the mean of its divisors is an integer number (12934680).

Almost surely, 2^77134371 is an apocalyptic number.

77134371 is a deficient number, since it is larger than the sum of its proper divisors (26343069).

77134371 is a wasteful number, since it uses less digits than its factorization.

77134371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157905.

The product of its digits is 12348, while the sum is 33.

The square root of 77134371 is about 8782.6175483167. The cubic root of 77134371 is about 425.6794134128.

The spelling of 77134371 in words is "seventy-seven million, one hundred thirty-four thousand, three hundred seventy-one".