1313254262 has 4 divisors (see below), whose sum is σ = 1969881396. Its totient is φ = 656627130.

The previous prime is 1313254259. The next prime is 1313254277. The reversal of 1313254262 is 2624523131.

It is a happy number.

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

It is a super-2 number, since 2×1313254262² = 3449273513322329288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 328313564 + ... + 328313567.

It is an arithmetic number, because the mean of its divisors is an integer number (492470349).

Almost surely, 2^1313254262 is an apocalyptic number.

1313254262 is a deficient number, since it is larger than the sum of its proper divisors (656627134).

1313254262 is an equidigital number, since it uses as much as digits as its factorization.

1313254262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656627133.

The product of its digits is 8640, while the sum is 29.

The square root of 1313254262 is about 36238.8501749159. The cubic root of 1313254262 is about 1095.0894784508.

Adding to 1313254262 its reverse (2624523131), we get a palindrome (3937777393).

The spelling of 1313254262 in words is "one billion, three hundred thirteen million, two hundred fifty-four thousand, two hundred sixty-two".