1042120382 has 16 divisors (see below), whose sum is σ = 1572611760. Its totient is φ = 517926528.

The previous prime is 1042120369. The next prime is 1042120393. The reversal of 1042120382 is 2830212401.

It is a happy number.

It is a super-4 number, since 4×1042120382⁴ (a number of 37 digits) contains 4444 as substring.

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, 238118 + ... + 242454.

It is an arithmetic number, because the mean of its divisors is an integer number (98288235).

Almost surely, 2^1042120382 is an apocalyptic number.

1042120382 is a deficient number, since it is larger than the sum of its proper divisors (530491378).

1042120382 is a wasteful number, since it uses less digits than its factorization.

1042120382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5035.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1042120382 is about 32281.8893808897. The cubic root of 1042120382 is about 1013.8474892751.

Adding to 1042120382 its reverse (2830212401), we get a palindrome (3872332783).

It can be divided in two parts, 10421 and 20382, that added together give a palindrome (30803).

The spelling of 1042120382 in words is "one billion, forty-two million, one hundred twenty thousand, three hundred eighty-two".