1012140898 has 8 divisors (see below), whose sum is σ = 1584220608. Its totient is φ = 484067364.

The previous prime is 1012140893. The next prime is 1012140931. The reversal of 1012140898 is 8980412101.

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

It is not an unprimeable number, because it can be changed into a prime (1012140893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11001486 + ... + 11001577.

It is an arithmetic number, because the mean of its divisors is an integer number (198027576).

Almost surely, 2^1012140898 is an apocalyptic number.

1012140898 is a deficient number, since it is larger than the sum of its proper divisors (572079710).

1012140898 is a wasteful number, since it uses less digits than its factorization.

1012140898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22003088.

The product of its (nonzero) digits is 4608, while the sum is 34.

The square root of 1012140898 is about 31814.1619094390. The cubic root of 1012140898 is about 1004.0306976482.

Adding to 1012140898 its reverse (8980412101), we get a palindrome (9992552999).

The spelling of 1012140898 in words is "one billion, twelve million, one hundred forty thousand, eight hundred ninety-eight".