8426001131 has 4 divisors (see below), whose sum is σ = 8426247552. Its totient is φ = 8425754712.

The previous prime is 8426001121. The next prime is 8426001139. The reversal of 8426001131 is 1311006248.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8426001131 is a prime.

It is a super-2 number, since 2×8426001131² (a number of 21 digits) contains 22 as substring.

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 8426001131.

It is not an unprimeable number, because it can be changed into a prime (8426001139) 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, 61676 + ... + 143721.

It is an arithmetic number, because the mean of its divisors is an integer number (2106561888).

Almost surely, 2^8426001131 is an apocalyptic number.

8426001131 is a deficient number, since it is larger than the sum of its proper divisors (246421).

8426001131 is a wasteful number, since it uses less digits than its factorization.

8426001131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246420.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 8426001131 is about 91793.2520994871. The cubic root of 8426001131 is about 2034.8879702970.

Adding to 8426001131 its reverse (1311006248), we get a palindrome (9737007379).

The spelling of 8426001131 in words is "eight billion, four hundred twenty-six million, one thousand, one hundred thirty-one".