1648374341 has 4 divisors (see below), whose sum is σ = 1686708672. Its totient is φ = 1610040012.

The previous prime is 1648374337. The next prime is 1648374353. The reversal of 1648374341 is 1434738461.

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.

It is a cyclic number.

It is not a de Polignac number, because 1648374341 - 2² = 1648374337 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 (1648374311) 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, 19167101 + ... + 19167186.

It is an arithmetic number, because the mean of its divisors is an integer number (421677168).

Almost surely, 2^1648374341 is an apocalyptic number.

It is an amenable number.

1648374341 is a deficient number, since it is larger than the sum of its proper divisors (38334331).

1648374341 is an equidigital number, since it uses as much as digits as its factorization.

1648374341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38334330.

The product of its digits is 193536, while the sum is 41.

The square root of 1648374341 is about 40600.1766129164. The cubic root of 1648374341 is about 1181.2775450554.

The spelling of 1648374341 in words is "one billion, six hundred forty-eight million, three hundred seventy-four thousand, three hundred forty-one".