1149620822 has 32 divisors (see below), whose sum is σ = 2058642432. Its totient is φ = 470774304.

The previous prime is 1149620809. The next prime is 1149620873. The reversal of 1149620822 is 2280269411.

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 15 ways as a sum of consecutive naturals, for example, 593768 + ... + 595700.

It is an arithmetic number, because the mean of its divisors is an integer number (64332576).

Almost surely, 2^1149620822 is an apocalyptic number.

1149620822 is a deficient number, since it is larger than the sum of its proper divisors (909021610).

1149620822 is a wasteful number, since it uses less digits than its factorization.

1149620822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 1149620822 is about 33906.0587801060. The cubic root of 1149620822 is about 1047.5743924473.

The spelling of 1149620822 in words is "one billion, one hundred forty-nine million, six hundred twenty thousand, eight hundred twenty-two".