1139946482 has 4 divisors (see below), whose sum is σ = 1709919726. Its totient is φ = 569973240.

The previous prime is 1139946481. The next prime is 1139946491. The reversal of 1139946482 is 2846499311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2846499311 = 313 ⋅9094247.

It can be written as a sum of positive squares in only one way, i.e., 995970481 + 143976001 = 31559^2 + 11999^2 .

It is not an unprimeable number, because it can be changed into a prime (1139946481) 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 as a sum of consecutive naturals, namely, 284986619 + ... + 284986622.

Almost surely, 2^1139946482 is an apocalyptic number.

1139946482 is a deficient number, since it is larger than the sum of its proper divisors (569973244).

1139946482 is an equidigital number, since it uses as much as digits as its factorization.

1139946482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569973243.

The product of its digits is 373248, while the sum is 47.

The square root of 1139946482 is about 33763.0934897856. The cubic root of 1139946482 is about 1044.6275794163.

The spelling of 1139946482 in words is "one billion, one hundred thirty-nine million, nine hundred forty-six thousand, four hundred eighty-two".