1011143692 has 12 divisors (see below), whose sum is σ = 1905617056. Its totient is φ = 466681680.

The previous prime is 1011143689. The next prime is 1011143719. The reversal of 1011143692 is 2963411101.

It is a self number, because there is not a number n which added to its sum of digits gives 1011143692.

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, 9722484 + ... + 9722587.

Almost surely, 2^1011143692 is an apocalyptic number.

It is an amenable number.

1011143692 is a deficient number, since it is larger than the sum of its proper divisors (894473364).

1011143692 is a wasteful number, since it uses less digits than its factorization.

1011143692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19445088 (or 19445086 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 1011143692 is about 31798.4856872147. The cubic root of 1011143692 is about 1003.7008508073.

Adding to 1011143692 its reverse (2963411101), we get a palindrome (3974554793).

The spelling of 1011143692 in words is "one billion, eleven million, one hundred forty-three thousand, six hundred ninety-two".