7681107134 has 4 divisors (see below), whose sum is σ = 11521660704. Its totient is φ = 3840553566.

The previous prime is 7681107107. The next prime is 7681107283. The reversal of 7681107134 is 4317011867.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1920276782 + ... + 1920276785.

It is an arithmetic number, because the mean of its divisors is an integer number (2880415176).

Almost surely, 2^7681107134 is an apocalyptic number.

7681107134 is a deficient number, since it is larger than the sum of its proper divisors (3840553570).

7681107134 is a wasteful number, since it uses less digits than its factorization.

7681107134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3840553569.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 7681107134 is about 87641.9256634631. The cubic root of 7681107134 is about 1973.0644614104.

The spelling of 7681107134 in words is "seven billion, six hundred eighty-one million, one hundred seven thousand, one hundred thirty-four".