1120542239 has 8 divisors (see below), whose sum is σ = 1131218352. Its totient is φ = 1109879680.

The previous prime is 1120542229. The next prime is 1120542277. The reversal of 1120542239 is 9322450211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120542239 - 2²⁰ = 1119493663 is a prime.

It is a super-2 number, since 2×1120542239² = 2511229818766266242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120542229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251249 + ... + 255669.

It is an arithmetic number, because the mean of its divisors is an integer number (141402294).

Almost surely, 2^1120542239 is an apocalyptic number.

1120542239 is a deficient number, since it is larger than the sum of its proper divisors (10676113).

1120542239 is a wasteful number, since it uses less digits than its factorization.

1120542239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6777.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1120542239 is about 33474.5013256359. The cubic root of 1120542239 is about 1038.6663869507. Note that the first 3 decimals are identical.

The spelling of 1120542239 in words is "one billion, one hundred twenty million, five hundred forty-two thousand, two hundred thirty-nine".