3671146249 has 2 divisors, whose sum is σ = 3671146250. Its totient is φ = 3671146248.

The previous prime is 3671146223. The next prime is 3671146307. The reversal of 3671146249 is 9426411763.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2687696649 + 983449600 = 51843^2 + 31360^2 .

It is a cyclic number.

It is not a de Polignac number, because 3671146249 - 2⁷ = 3671146121 is a prime.

It is not a weakly prime, because it can be changed into another prime (3671143249) 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, 1835573124 + 1835573125.

It is an arithmetic number, because the mean of its divisors is an integer number (1835573125).

Almost surely, 2^3671146249 is an apocalyptic number.

It is an amenable number.

3671146249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3671146249 is an equidigital number, since it uses as much as digits as its factorization.

3671146249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 43.

The square root of 3671146249 is about 60589.9847252003. The cubic root of 3671146249 is about 1542.6493789928.

The spelling of 3671146249 in words is "three billion, six hundred seventy-one million, one hundred forty-six thousand, two hundred forty-nine".