1402123442 has 8 divisors (see below), whose sum is σ = 2129808000. Its totient is φ = 692187444.

The previous prime is 1402123439. The next prime is 1402123469. The reversal of 1402123442 is 2443212041.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4436942 + ... + 4437257.

It is an arithmetic number, because the mean of its divisors is an integer number (266226000).

Almost surely, 2^1402123442 is an apocalyptic number.

1402123442 is a deficient number, since it is larger than the sum of its proper divisors (727684558).

1402123442 is an equidigital number, since it uses as much as digits as its factorization.

1402123442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8874280.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1402123442 is about 37444.9388035286. The cubic root of 1402123442 is about 1119.2542447246.

Adding to 1402123442 its reverse (2443212041), we get a palindrome (3845335483).

The spelling of 1402123442 in words is "one billion, four hundred two million, one hundred twenty-three thousand, four hundred forty-two".