1132221439 has 2 divisors, whose sum is σ = 1132221440. Its totient is φ = 1132221438.

The previous prime is 1132221407. The next prime is 1132221479. The reversal of 1132221439 is 9341222311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1132221439 - 2⁵ = 1132221407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132221479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566110719 + 566110720.

It is an arithmetic number, because the mean of its divisors is an integer number (566110720).

Almost surely, 2^1132221439 is an apocalyptic number.

1132221439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132221439 is an equidigital number, since it uses as much as digits as its factorization.

1132221439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 28.

The square root of 1132221439 is about 33648.4983171612. The cubic root of 1132221439 is about 1042.2625295897.

It can be divided in two parts, 11322 and 21439, that added together give a square (32761 = 181²).

The spelling of 1132221439 in words is "one billion, one hundred thirty-two million, two hundred twenty-one thousand, four hundred thirty-nine".