1321450035 has 16 divisors (see below), whose sum is σ = 2238692256. Its totient is φ = 663315968.

The previous prime is 1321449973. The next prime is 1321450037. The reversal of 1321450035 is 5300541231.

It is a cyclic number.

It is not a de Polignac number, because 1321450035 - 2⁶ = 1321449971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1321449987 and 1321450014.

It is not an unprimeable number, because it can be changed into a prime (1321450037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2590824 + ... + 2591333.

It is an arithmetic number, because the mean of its divisors is an integer number (139918266).

Almost surely, 2^1321450035 is an apocalyptic number.

1321450035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1321450035 is a deficient number, since it is larger than the sum of its proper divisors (917242221).

1321450035 is a wasteful number, since it uses less digits than its factorization.

1321450035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5182182.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1321450035 is about 36351.7542217704. The cubic root of 1321450035 is about 1097.3628383164.

Adding to 1321450035 its reverse (5300541231), we get a palindrome (6621991266).

The spelling of 1321450035 in words is "one billion, three hundred twenty-one million, four hundred fifty thousand, thirty-five".