1121631346 has 8 divisors (see below), whose sum is σ = 1835396784. Its totient is φ = 509832420.

The previous prime is 1121631341. The next prime is 1121631397. The reversal of 1121631346 is 6431361211.

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

It is not an unprimeable number, because it can be changed into a prime (1121631341) 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, 25491600 + ... + 25491643.

It is an arithmetic number, because the mean of its divisors is an integer number (229424598).

Almost surely, 2^1121631346 is an apocalyptic number.

1121631346 is a deficient number, since it is larger than the sum of its proper divisors (713765438).

1121631346 is a wasteful number, since it uses less digits than its factorization.

1121631346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50983256.

The product of its digits is 2592, while the sum is 28.

The square root of 1121631346 is about 33490.7650853187. The cubic root of 1121631346 is about 1039.0027873399.

Adding to 1121631346 its reverse (6431361211), we get a palindrome (7552992557).

The spelling of 1121631346 in words is "one billion, one hundred twenty-one million, six hundred thirty-one thousand, three hundred forty-six".