1023851343 has 8 divisors (see below), whose sum is σ = 1374956800. Its totient is φ = 677656728.

The previous prime is 1023851287. The next prime is 1023851357. The reversal of 1023851343 is 3431583201.

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

It is not a de Polignac number, because 1023851343 - 2¹³ = 1023843151 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 1023851343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023851363) 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, 1227223 + ... + 1228056.

It is an arithmetic number, because the mean of its divisors is an integer number (171869600).

Almost surely, 2^1023851343 is an apocalyptic number.

1023851343 is a deficient number, since it is larger than the sum of its proper divisors (351105457).

1023851343 is a wasteful number, since it uses less digits than its factorization.

1023851343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455421.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1023851343 is about 31997.6771500683. The cubic root of 1023851343 is about 1007.8880625337. Note that the first 3 decimals are identical.

The spelling of 1023851343 in words is "one billion, twenty-three million, eight hundred fifty-one thousand, three hundred forty-three".