413165251 has 2 divisors, whose sum is σ = 413165252. Its totient is φ = 413165250.

The previous prime is 413165227. The next prime is 413165281. The reversal of 413165251 is 152561314.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-413165251 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (413165281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206582625 + 206582626.

It is an arithmetic number, because the mean of its divisors is an integer number (206582626).

Almost surely, 2^413165251 is an apocalyptic number.

413165251 is a deficient number, since it is larger than the sum of its proper divisors (1).

413165251 is an equidigital number, since it uses as much as digits as its factorization.

413165251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 28.

The square root of 413165251 is about 20326.4667613434. The cubic root of 413165251 is about 744.8027350336.

The spelling of 413165251 in words is "four hundred thirteen million, one hundred sixty-five thousand, two hundred fifty-one".