1023240345514 has 8 divisors (see below), whose sum is σ = 1536491616228. Its totient is φ = 511076473440.

The previous prime is 1023240345509. The next prime is 1023240345529. The reversal of 1023240345514 is 4155430423201.

It can be written as a sum of positive squares in 2 ways, for example, as 978289137225 + 44951208289 = 989085^2 + 212017^2 .

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

It is a super-2 number, since 2×1023240345514² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1023240345514.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271847307 + ... + 271851070.

Almost surely, 2^{1023240345514} is an apocalyptic number.

1023240345514 is a deficient number, since it is larger than the sum of its proper divisors (513251270714).

1023240345514 is an equidigital number, since it uses as much as digits as its factorization.

1023240345514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543699320.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 1023240345514 its reverse (4155430423201), we get a palindrome (5178670768715).

The spelling of 1023240345514 in words is "one trillion, twenty-three billion, two hundred forty million, three hundred forty-five thousand, five hundred fourteen".