1026741243 has 8 divisors (see below), whose sum is σ = 1493441856. Its totient is φ = 622267400.

The previous prime is 1026741241. The next prime is 1026741271. The reversal of 1026741243 is 3421476201.

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 1026741243 - 2¹ = 1026741241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1026741243.

It is not an unprimeable number, because it can be changed into a prime (1026741241) 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, 15556653 + ... + 15556718.

It is an arithmetic number, because the mean of its divisors is an integer number (186680232).

Almost surely, 2^1026741243 is an apocalyptic number.

1026741243 is a deficient number, since it is larger than the sum of its proper divisors (466700613).

1026741243 is a wasteful number, since it uses less digits than its factorization.

1026741243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31113385.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 1026741243 is about 32042.8032949678. The cubic root of 1026741243 is about 1008.8354525314.

It can be divided in two parts, 102 and 6741243, that multiplied together give a palindrome (687606786).

The spelling of 1026741243 in words is "one billion, twenty-six million, seven hundred forty-one thousand, two hundred forty-three".