1648350743 has 8 divisors (see below), whose sum is σ = 1776599328. Its totient is φ = 1520309664.

The previous prime is 1648350733. The next prime is 1648350751. The reversal of 1648350743 is 3470538461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1648350743 - 2⁴ = 1648350727 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1648350743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1648350733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35171 + ... + 67332.

It is an arithmetic number, because the mean of its divisors is an integer number (222074916).

Almost surely, 2^1648350743 is an apocalyptic number.

1648350743 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1648350743 is a deficient number, since it is larger than the sum of its proper divisors (128248585).

1648350743 is a wasteful number, since it uses less digits than its factorization.

1648350743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103753.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 1648350743 is about 40599.8859973769. The cubic root of 1648350743 is about 1181.2719080024.

The spelling of 1648350743 in words is "one billion, six hundred forty-eight million, three hundred fifty thousand, seven hundred forty-three".