1033140040 has 32 divisors (see below), whose sum is σ = 2326896000. Its totient is φ = 412841664.

The previous prime is 1033139983. The next prime is 1033140107. The reversal of 1033140040 is 400413301.

It is a super-3 number, since 3×1033140040³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1033139996 and 1033140023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29131 + ... + 53989.

It is an arithmetic number, because the mean of its divisors is an integer number (72715500).

Almost surely, 2^1033140040 is an apocalyptic number.

1033140040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1033140040 is an abundant number, since it is smaller than the sum of its proper divisors (1293755960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1033140040 is a wasteful number, since it uses less digits than its factorization.

1033140040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25909 (or 25905 counting only the distinct ones).

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

The square root of 1033140040 is about 32142.4958582870. The cubic root of 1033140040 is about 1010.9268490947.

Adding to 1033140040 its reverse (400413301), we get a palindrome (1433553341).

The spelling of 1033140040 in words is "one billion, thirty-three million, one hundred forty thousand, forty".