1142001010 has 16 divisors (see below), whose sum is σ = 2176519896. Its totient is φ = 429929728.

The previous prime is 1142001001. The next prime is 1142001031. The reversal of 1142001010 is 101002411.

It can be written as a sum of positive squares in 4 ways, for example, as 1137645441 + 4355569 = 33729^2 + 2087^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 3358657 + ... + 3358996.

Almost surely, 2^1142001010 is an apocalyptic number.

1142001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142001010 is a deficient number, since it is larger than the sum of its proper divisors (1034518886).

1142001010 is a wasteful number, since it uses less digits than its factorization.

1142001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6717677.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1142001010 is about 33793.5054411347. The cubic root of 1142001010 is about 1045.2547809437.

Adding to 1142001010 its reverse (101002411), we get a palindrome (1243003421).

The spelling of 1142001010 in words is "one billion, one hundred forty-two million, one thousand, ten".