3531386123 has 2 divisors, whose sum is σ = 3531386124. Its totient is φ = 3531386122.

The previous prime is 3531386101. The next prime is 3531386147. The reversal of 3531386123 is 3216831353.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3531386123 - 2⁸ = 3531385867 is a prime.

It is a super-2 number, since 2×3531386123² = 24941375899433942258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3531386423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1765693061 + 1765693062.

It is an arithmetic number, because the mean of its divisors is an integer number (1765693062).

Almost surely, 2^3531386123 is an apocalyptic number.

3531386123 is a deficient number, since it is larger than the sum of its proper divisors (1).

3531386123 is an equidigital number, since it uses as much as digits as its factorization.

3531386123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 35.

The square root of 3531386123 is about 59425.4669565162. The cubic root of 3531386123 is about 1522.8194039951.

The spelling of 3531386123 in words is "three billion, five hundred thirty-one million, three hundred eighty-six thousand, one hundred twenty-three".