1023140032 has 14 divisors (see below), whose sum is σ = 2030293628. Its totient is φ = 511569984.

The previous prime is 1023140017. The next prime is 1023140051. The reversal of 1023140032 is 2300413201.

It is a happy number.

It is a super-2 number, since 2×1023140032² = 2093631050161922048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1023139988 and 1023140015.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7993218 + ... + 7993345.

Almost surely, 2^1023140032 is an apocalyptic number.

It is an amenable number.

1023140032 is a deficient number, since it is larger than the sum of its proper divisors (1007153596).

1023140032 is an equidigital number, since it uses as much as digits as its factorization.

1023140032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15986575 (or 15986565 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1023140032 is about 31986.5601776746. The cubic root of 1023140032 is about 1007.6546015729.

Adding to 1023140032 its reverse (2300413201), we get a palindrome (3323553233).

The spelling of 1023140032 in words is "one billion, twenty-three million, one hundred forty thousand, thirty-two".