3281148907 has 2 divisors, whose sum is σ = 3281148908. Its totient is φ = 3281148906.

The previous prime is 3281148859. The next prime is 3281148953. The reversal of 3281148907 is 7098411823.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3281148907 is a prime.

It is not a weakly prime, because it can be changed into another prime (3281148107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1640574453 + 1640574454.

It is an arithmetic number, because the mean of its divisors is an integer number (1640574454).

Almost surely, 2^3281148907 is an apocalyptic number.

3281148907 is a deficient number, since it is larger than the sum of its proper divisors (1).

3281148907 is an equidigital number, since it uses as much as digits as its factorization.

3281148907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 3281148907 is about 57281.3137681042. The cubic root of 3281148907 is about 1485.9652273635.

It can be divided in two parts, 32811 and 48907, that added together give a palindrome (81718).

The spelling of 3281148907 in words is "three billion, two hundred eighty-one million, one hundred forty-eight thousand, nine hundred seven".