1051452120243 has 32 divisors (see below), whose sum is σ = 1644317452800. Its totient is φ = 585227379456.

The previous prime is 1051452120239. The next prime is 1051452120247. The reversal of 1051452120243 is 3420212541501.

It is an interprime number because it is at equal distance from previous prime (1051452120239) and next prime (1051452120247).

It is not a de Polignac number, because 1051452120243 - 2² = 1051452120239 is a prime.

It is a super-2 number, since 2×1051452120243² (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 1051452120243.

It is not an unprimeable number, because it can be changed into a prime (1051452120247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3757746 + ... + 4027847.

It is an arithmetic number, because the mean of its divisors is an integer number (51384920400).

Almost surely, 2^{1051452120243} is an apocalyptic number.

1051452120243 is a deficient number, since it is larger than the sum of its proper divisors (592865332557).

1051452120243 is a wasteful number, since it uses less digits than its factorization.

1051452120243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7785771.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1051452120243 its reverse (3420212541501), we get a palindrome (4471664661744).

The spelling of 1051452120243 in words is "one trillion, fifty-one billion, four hundred fifty-two million, one hundred twenty thousand, two hundred forty-three".