1040981712 has 20 divisors (see below), whose sum is σ = 2689202880. Its totient is φ = 346993888.

The previous prime is 1040981693. The next prime is 1040981713. The reversal of 1040981712 is 2171890401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040981713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10843512 + ... + 10843607.

It is an arithmetic number, because the mean of its divisors is an integer number (134460144).

Almost surely, 2^1040981712 is an apocalyptic number.

1040981712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1040981712 is an abundant number, since it is smaller than the sum of its proper divisors (1648221168).

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

1040981712 is a wasteful number, since it uses less digits than its factorization.

1040981712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21687130 (or 21687124 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 1040981712 is about 32264.2482013761. The cubic root of 1040981712 is about 1013.4780954698.

The spelling of 1040981712 in words is "one billion, forty million, nine hundred eighty-one thousand, seven hundred twelve".