1048121278 has 8 divisors (see below), whose sum is σ = 1588390272. Its totient is φ = 518657856.

The previous prime is 1048121273. The next prime is 1048121287. The reversal of 1048121278 is 8721218401.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048121273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2701150 + ... + 2701537.

It is an arithmetic number, because the mean of its divisors is an integer number (198548784).

Almost surely, 2^1048121278 is an apocalyptic number.

1048121278 is a deficient number, since it is larger than the sum of its proper divisors (540268994).

1048121278 is an equidigital number, since it uses as much as digits as its factorization.

1048121278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5402786.

The product of its (nonzero) digits is 7168, while the sum is 34.

The square root of 1048121278 is about 32374.7012032544. The cubic root of 1048121278 is about 1015.7897961137.

Adding to 1048121278 its reverse (8721218401), we get a palindrome (9769339679).

The spelling of 1048121278 in words is "one billion, forty-eight million, one hundred twenty-one thousand, two hundred seventy-eight".