1121433039 has 8 divisors (see below), whose sum is σ = 1661382320. Its totient is φ = 747622008.

The previous prime is 1121433013. The next prime is 1121433043. The reversal of 1121433039 is 9303341211.

It is not a de Polignac number, because 1121433039 - 2⁸ = 1121432783 is a prime.

It is a super-2 number, since 2×1121433039² = 2515224121921551042, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 41534557 = 1121433039 / (1 + 1 + 2 + 1 + 4 + 3 + 3 + 0 + 3 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121433539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20767252 + ... + 20767305.

It is an arithmetic number, because the mean of its divisors is an integer number (207672790).

Almost surely, 2^1121433039 is an apocalyptic number.

1121433039 is a deficient number, since it is larger than the sum of its proper divisors (539949281).

1121433039 is an equidigital number, since it uses as much as digits as its factorization.

1121433039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41534566 (or 41534560 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 1121433039 is about 33487.8043323237. The cubic root of 1121433039 is about 1038.9415510372.

It can be divided in two parts, 11214 and 33039, that added together give a triangular number (44253 = T₂₉₇).

The spelling of 1121433039 in words is "one billion, one hundred twenty-one million, four hundred thirty-three thousand, thirty-nine".