1195881022 has 32 divisors (see below), whose sum is σ = 2072125440. Its totient is φ = 507034080.

The previous prime is 1195881013. The next prime is 1195881023. The reversal of 1195881022 is 2201885911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1195881023) 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, 818929 + ... + 820387.

It is an arithmetic number, because the mean of its divisors is an integer number (64753920).

Almost surely, 2^1195881022 is an apocalyptic number.

1195881022 is a deficient number, since it is larger than the sum of its proper divisors (876244418).

1195881022 is a wasteful number, since it uses less digits than its factorization.

1195881022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056.

The product of its (nonzero) digits is 11520, while the sum is 37.

The square root of 1195881022 is about 34581.5127199491. The cubic root of 1195881022 is about 1061.4413233749.

The spelling of 1195881022 in words is "one billion, one hundred ninety-five million, eight hundred eighty-one thousand, twenty-two".