412901191 has 4 divisors (see below), whose sum is σ = 412943832. Its totient is φ = 412858552.

The previous prime is 412901173. The next prime is 412901197. The reversal of 412901191 is 191109214.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 191109214 = 2 ⋅95554607.

It is a cyclic number.

It is not a de Polignac number, because 412901191 - 2¹¹ = 412899143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412901197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981 + ... + 28753.

It is an arithmetic number, because the mean of its divisors is an integer number (103235958).

Almost surely, 2^412901191 is an apocalyptic number.

412901191 is a deficient number, since it is larger than the sum of its proper divisors (42641).

412901191 is a wasteful number, since it uses less digits than its factorization.

412901191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42640.

The product of its (nonzero) digits is 648, while the sum is 28.

The square root of 412901191 is about 20319.9702509625. The cubic root of 412901191 is about 744.6440297509.

The spelling of 412901191 in words is "four hundred twelve million, nine hundred one thousand, one hundred ninety-one".