1001140312 has 8 divisors (see below), whose sum is σ = 1877138100. Its totient is φ = 500570152.

The previous prime is 1001140307. The next prime is 1001140333. The reversal of 1001140312 is 2130411001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1001140312² = 2004563848622914688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001140292 and 1001140301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62571262 + ... + 62571277.

Almost surely, 2^1001140312 is an apocalyptic number.

It is an amenable number.

1001140312 is a deficient number, since it is larger than the sum of its proper divisors (875997788).

1001140312 is a wasteful number, since it uses less digits than its factorization.

1001140312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125142545 (or 125142541 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1001140312 is about 31640.8013804960. The cubic root of 1001140312 is about 1000.3799596124.

Adding to 1001140312 its reverse (2130411001), we get a palindrome (3131551313).

The spelling of 1001140312 in words is "one billion, one million, one hundred forty thousand, three hundred twelve".