3487166251 has 2 divisors, whose sum is σ = 3487166252. Its totient is φ = 3487166250.

The previous prime is 3487166237. The next prime is 3487166297. The reversal of 3487166251 is 1526617843.

It is a weak prime.

It is an emirp because it is prime and its reverse (1526617843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3487166251 - 2⁹ = 3487165739 is a prime.

It is a super-2 number, since 2×3487166251² = 24320656924226790002, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3487166198 and 3487166207.

It is not a weakly prime, because it can be changed into another prime (3487166231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1743583125 + 1743583126.

It is an arithmetic number, because the mean of its divisors is an integer number (1743583126).

Almost surely, 2^3487166251 is an apocalyptic number.

3487166251 is a deficient number, since it is larger than the sum of its proper divisors (1).

3487166251 is an equidigital number, since it uses as much as digits as its factorization.

3487166251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 43.

The square root of 3487166251 is about 59052.2332431213. The cubic root of 3487166251 is about 1516.4364597237.

The spelling of 3487166251 in words is "three billion, four hundred eighty-seven million, one hundred sixty-six thousand, two hundred fifty-one".