411251899 has 2 divisors, whose sum is σ = 411251900. Its totient is φ = 411251898.

The previous prime is 411251873. The next prime is 411251977. The reversal of 411251899 is 998152114.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-411251899 is a prime.

It is a super-2 number, since 2×411251899² = 338256248862212402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (411251999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205625949 + 205625950.

It is an arithmetic number, because the mean of its divisors is an integer number (205625950).

Almost surely, 2^411251899 is an apocalyptic number.

411251899 is a deficient number, since it is larger than the sum of its proper divisors (1).

411251899 is an equidigital number, since it uses as much as digits as its factorization.

411251899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 40.

The square root of 411251899 is about 20279.3466117624. The cubic root of 411251899 is about 743.6512383138.

The spelling of 411251899 in words is "four hundred eleven million, two hundred fifty-one thousand, eight hundred ninety-nine".