1152322260451 has 4 divisors (see below), whose sum is σ = 1189493946304. Its totient is φ = 1115150574600.

The previous prime is 1152322260403. The next prime is 1152322260457. The reversal of 1152322260451 is 1540622232511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1152322260451 - 2²³ = 1152313871843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152322260457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18585842880 + ... + 18585842941.

It is an arithmetic number, because the mean of its divisors is an integer number (297373486576).

Almost surely, 2^{1152322260451} is an apocalyptic number.

1152322260451 is a deficient number, since it is larger than the sum of its proper divisors (37171685853).

1152322260451 is an equidigital number, since it uses as much as digits as its factorization.

1152322260451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37171685852.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 1152322260451 its reverse (1540622232511), we get a palindrome (2692944492962).

The spelling of 1152322260451 in words is "one trillion, one hundred fifty-two billion, three hundred twenty-two million, two hundred sixty thousand, four hundred fifty-one".