1040810072 has 8 divisors (see below), whose sum is σ = 1951518900. Its totient is φ = 520405032.

The previous prime is 1040810033. The next prime is 1040810077. The reversal of 1040810072 is 2700180401.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040810077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65050622 + ... + 65050637.

Almost surely, 2^1040810072 is an apocalyptic number.

It is an amenable number.

1040810072 is a deficient number, since it is larger than the sum of its proper divisors (910708828).

1040810072 is a wasteful number, since it uses less digits than its factorization.

1040810072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130101265 (or 130101261 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 1040810072 is about 32261.5881816131. The cubic root of 1040810072 is about 1013.4223906994.

Adding to 1040810072 its reverse (2700180401), we get a palindrome (3740990473).

The spelling of 1040810072 in words is "one billion, forty million, eight hundred ten thousand, seventy-two".