1121493982 has 16 divisors (see below), whose sum is σ = 1930544352. Its totient is φ = 478644480.

The previous prime is 1121493979. The next prime is 1121494009. The reversal of 1121493982 is 2893941211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162823 + ... + 169570.

It is an arithmetic number, because the mean of its divisors is an integer number (120659022).

Almost surely, 2^1121493982 is an apocalyptic number.

1121493982 is a deficient number, since it is larger than the sum of its proper divisors (809050370).

1121493982 is a wasteful number, since it uses less digits than its factorization.

1121493982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332643.

The product of its digits is 31104, while the sum is 40.

The square root of 1121493982 is about 33488.7142482359. The cubic root of 1121493982 is about 1038.9603707277.

The spelling of 1121493982 in words is "one billion, one hundred twenty-one million, four hundred ninety-three thousand, nine hundred eighty-two".