1321227134 has 8 divisors (see below), whose sum is σ = 2068007760. Its totient is φ = 631891216.

The previous prime is 1321227113. The next prime is 1321227139. The reversal of 1321227134 is 4317221231.

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

It is a super-2 number, since 2×1321227134² = 3491282279235707912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321227139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14361119 + ... + 14361210.

It is an arithmetic number, because the mean of its divisors is an integer number (258500970).

Almost surely, 2^1321227134 is an apocalyptic number.

1321227134 is a deficient number, since it is larger than the sum of its proper divisors (746780626).

1321227134 is a wasteful number, since it uses less digits than its factorization.

1321227134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28722354.

The product of its digits is 2016, while the sum is 26.

The square root of 1321227134 is about 36348.6882019145. The cubic root of 1321227134 is about 1097.3011341223.

Adding to 1321227134 its reverse (4317221231), we get a palindrome (5638448365).

The spelling of 1321227134 in words is "one billion, three hundred twenty-one million, two hundred twenty-seven thousand, one hundred thirty-four".