1426613331 has 24 divisors (see below), whose sum is σ = 2246982336. Its totient is φ = 798102240.

The previous prime is 1426613317. The next prime is 1426613339. The reversal of 1426613331 is 1333166241.

It is not a de Polignac number, because 1426613331 - 2⁶ = 1426613267 is a prime.

It is a super-2 number, since 2×1426613331² = 4070451192373831122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1426613339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122325 + ... + 133478.

It is an arithmetic number, because the mean of its divisors is an integer number (93624264).

Almost surely, 2^1426613331 is an apocalyptic number.

1426613331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1426613331 is a deficient number, since it is larger than the sum of its proper divisors (820369005).

1426613331 is a wasteful number, since it uses less digits than its factorization.

1426613331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255843 (or 255830 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 1426613331 is about 37770.5352225779. The cubic root of 1426613331 is about 1125.7330744066.

Adding to 1426613331 its reverse (1333166241), we get a palindrome (2759779572).

The spelling of 1426613331 in words is "one billion, four hundred twenty-six million, six hundred thirteen thousand, three hundred thirty-one".