1001131142 has 8 divisors (see below), whose sum is σ = 1638214632. Its totient is φ = 455059600.

The previous prime is 1001131133. The next prime is 1001131193. The reversal of 1001131142 is 2411311001.

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

It is a congruent number.

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, 22752959 + ... + 22753002.

It is an arithmetic number, because the mean of its divisors is an integer number (204776829).

Almost surely, 2^1001131142 is an apocalyptic number.

1001131142 is a deficient number, since it is larger than the sum of its proper divisors (637083490).

1001131142 is a wasteful number, since it uses less digits than its factorization.

1001131142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45505974.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1001131142 is about 31640.6564723300. The cubic root of 1001131142 is about 1000.3769052579.

Adding to 1001131142 its reverse (2411311001), we get a palindrome (3412442143).

The spelling of 1001131142 in words is "one billion, one million, one hundred thirty-one thousand, one hundred forty-two".