978752134 has 8 divisors (see below), whose sum is σ = 1468466640. Its totient is φ = 489263256.

The previous prime is 978752107. The next prime is 978752153. The reversal of 978752134 is 431257879.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45109 + ... + 63184.

It is an arithmetic number, because the mean of its divisors is an integer number (183558330).

Almost surely, 2^978752134 is an apocalyptic number.

978752134 is a deficient number, since it is larger than the sum of its proper divisors (489714506).

978752134 is a wasteful number, since it uses less digits than its factorization.

978752134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112814.

The product of its digits is 423360, while the sum is 46.

The square root of 978752134 is about 31285.0145277256. The cubic root of 978752134 is about 992.8666137959.

The spelling of 978752134 in words is "nine hundred seventy-eight million, seven hundred fifty-two thousand, one hundred thirty-four".