6920142325 has 6 divisors (see below), whose sum is σ = 8580976514. Its totient is φ = 5536113840.

The previous prime is 6920142287. The next prime is 6920142329. The reversal of 6920142325 is 5232410296.

It can be written as a sum of positive squares in 3 ways, for example, as 105144516 + 6814997809 = 10254^2 + 82553^2 .

It is not a de Polignac number, because 6920142325 - 2¹¹ = 6920140277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6920142329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138402822 + ... + 138402871.

Almost surely, 2^6920142325 is an apocalyptic number.

It is an amenable number.

6920142325 is a deficient number, since it is larger than the sum of its proper divisors (1660834189).

6920142325 is a wasteful number, since it uses less digits than its factorization.

6920142325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276805703 (or 276805698 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 6920142325 is about 83187.3928248746. The cubic root of 6920142325 is about 1905.6289512117.

The spelling of 6920142325 in words is "six billion, nine hundred twenty million, one hundred forty-two thousand, three hundred twenty-five".