1634413441 has 4 divisors (see below), whose sum is σ = 1634510592. Its totient is φ = 1634316292.

The previous prime is 1634413427. The next prime is 1634413447. The reversal of 1634413441 is 1443144361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1634413441 - 2¹¹ = 1634411393 is a prime.

It is a super-2 number, since 2×1634413441² = 5342614592242920962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1634413447) 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, 16105 + ... + 59398.

It is an arithmetic number, because the mean of its divisors is an integer number (408627648).

Almost surely, 2^1634413441 is an apocalyptic number.

It is an amenable number.

1634413441 is a deficient number, since it is larger than the sum of its proper divisors (97151).

1634413441 is an equidigital number, since it uses as much as digits as its factorization.

1634413441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97150.

The product of its digits is 13824, while the sum is 31.

The square root of 1634413441 is about 40427.8795016508. The cubic root of 1634413441 is about 1177.9331435697.

The spelling of 1634413441 in words is "one billion, six hundred thirty-four million, four hundred thirteen thousand, four hundred forty-one".