7061131394 has 8 divisors (see below), whose sum is σ = 10838015760. Its totient is φ = 3448459476.

The previous prime is 7061131391. The next prime is 7061131409. The reversal of 7061131394 is 4931311607.

It is a happy number.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7061131391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41053004 + ... + 41053175.

It is an arithmetic number, because the mean of its divisors is an integer number (1354751970).

Almost surely, 2^7061131394 is an apocalyptic number.

7061131394 is a deficient number, since it is larger than the sum of its proper divisors (3776884366).

7061131394 is a wasteful number, since it uses less digits than its factorization.

7061131394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82106224.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 7061131394 is about 84030.5384607287. The cubic root of 7061131394 is about 1918.4836292912.

The spelling of 7061131394 in words is "seven billion, sixty-one million, one hundred thirty-one thousand, three hundred ninety-four".