1122391963 has 16 divisors (see below), whose sum is σ = 1400693760. Its totient is φ = 873748800.

The previous prime is 1122391961. The next prime is 1122391979. The reversal of 1122391963 is 3691932211.

It is a cyclic number.

It is not a de Polignac number, because 1122391963 - 2¹ = 1122391961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122391961) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 80478 + ... + 93388.

It is an arithmetic number, because the mean of its divisors is an integer number (87543360).

Almost surely, 2^1122391963 is an apocalyptic number.

1122391963 is a deficient number, since it is larger than the sum of its proper divisors (278301797).

1122391963 is a wasteful number, since it uses less digits than its factorization.

1122391963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14058.

The product of its digits is 17496, while the sum is 37.

The square root of 1122391963 is about 33502.1187837426. The cubic root of 1122391963 is about 1039.2375955098.

The spelling of 1122391963 in words is "one billion, one hundred twenty-two million, three hundred ninety-one thousand, nine hundred sixty-three".