1011143032 has 8 divisors (see below), whose sum is σ = 1895893200. Its totient is φ = 505571512.

The previous prime is 1011143011. The next prime is 1011143033. The reversal of 1011143032 is 2303411101.

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

It is a junction number, because it is equal to n+sod(n) for n = 1011142997 and 1011143015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011143033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63196432 + ... + 63196447.

It is an arithmetic number, because the mean of its divisors is an integer number (236986650).

Almost surely, 2^1011143032 is an apocalyptic number.

It is an amenable number.

1011143032 is a deficient number, since it is larger than the sum of its proper divisors (884750168).

1011143032 is a wasteful number, since it uses less digits than its factorization.

1011143032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126392885 (or 126392881 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1011143032 is about 31798.4753093604. The cubic root of 1011143032 is about 1003.7006324267.

Adding to 1011143032 its reverse (2303411101), we get a palindrome (3314554133).

The spelling of 1011143032 in words is "one billion, eleven million, one hundred forty-three thousand, thirty-two".