1361122262 has 8 divisors (see below), whose sum is σ = 2042916096. Its totient is φ = 680150232.

The previous prime is 1361122253. The next prime is 1361122277. The reversal of 1361122262 is 2622211631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1361122262² = 3705307624223993288, 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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201293 + ... + 207944.

It is an arithmetic number, because the mean of its divisors is an integer number (255364512).

Almost surely, 2^1361122262 is an apocalyptic number.

1361122262 is a deficient number, since it is larger than the sum of its proper divisors (681793834).

1361122262 is a wasteful number, since it uses less digits than its factorization.

1361122262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410902.

The product of its digits is 1728, while the sum is 26.

The square root of 1361122262 is about 36893.3904920651. The cubic root of 1361122262 is about 1108.2363199135.

Adding to 1361122262 its reverse (2622211631), we get a palindrome (3983333893).

The spelling of 1361122262 in words is "one billion, three hundred sixty-one million, one hundred twenty-two thousand, two hundred sixty-two".