1823380141 has 4 divisors (see below), whose sum is σ = 1989141984. Its totient is φ = 1657618300.

The previous prime is 1823380123. The next prime is 1823380157. The reversal of 1823380141 is 1410833281.

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 1823380141 - 2²¹ = 1821282989 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 (1823380171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82880905 + ... + 82880926.

It is an arithmetic number, because the mean of its divisors is an integer number (497285496).

Almost surely, 2^1823380141 is an apocalyptic number.

1823380141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1823380141 is a deficient number, since it is larger than the sum of its proper divisors (165761843).

1823380141 is a wasteful number, since it uses less digits than its factorization.

1823380141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165761842.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 1823380141 is about 42701.0555021770. The cubic root of 1823380141 is about 1221.6845271182.

The spelling of 1823380141 in words is "one billion, eight hundred twenty-three million, three hundred eighty thousand, one hundred forty-one".