9080142391 has 4 divisors (see below), whose sum is σ = 9614268432. Its totient is φ = 8546016352.

The previous prime is 9080142349. The next prime is 9080142437. The reversal of 9080142391 is 1932410809.

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

It is a cyclic number.

It is not a de Polignac number, because 9080142391 - 2⁹ = 9080141879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9080142391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9080142311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267062995 + ... + 267063028.

It is an arithmetic number, because the mean of its divisors is an integer number (2403567108).

Almost surely, 2^9080142391 is an apocalyptic number.

9080142391 is a deficient number, since it is larger than the sum of its proper divisors (534126041).

9080142391 is a wasteful number, since it uses less digits than its factorization.

9080142391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534126040.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 9080142391 is about 95289.7811467736. The cubic root of 9080142391 is about 2086.2397678984.

The spelling of 9080142391 in words is "nine billion, eighty million, one hundred forty-two thousand, three hundred ninety-one".