1320113254 has 4 divisors (see below), whose sum is σ = 1980169884. Its totient is φ = 660056626.

The previous prime is 1320113251. The next prime is 1320113303. The reversal of 1320113254 is 4523110231.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320113251) 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 as a sum of consecutive naturals, namely, 330028312 + ... + 330028315.

It is an arithmetic number, because the mean of its divisors is an integer number (495042471).

Almost surely, 2^1320113254 is an apocalyptic number.

1320113254 is a deficient number, since it is larger than the sum of its proper divisors (660056630).

1320113254 is an equidigital number, since it uses as much as digits as its factorization.

1320113254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660056629.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1320113254 is about 36333.3628226180. The cubic root of 1320113254 is about 1096.9926821288.

Adding to 1320113254 its reverse (4523110231), we get a palindrome (5843223485).

The spelling of 1320113254 in words is "one billion, three hundred twenty million, one hundred thirteen thousand, two hundred fifty-four".