1040635107 has 14 divisors (see below), whose sum is σ = 1560240012. Its totient is φ = 693756252.

The previous prime is 1040635103. The next prime is 1040635117. The reversal of 1040635107 is 7015360401.

1040635107 is a `hidden beast` number, since 10 + 4 + 0 + 635 + 10 + 7 = 666.

It is not a de Polignac number, because 1040635107 - 2² = 1040635103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1040635103) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 713013 + ... + 714470.

Almost surely, 2^1040635107 is an apocalyptic number.

1040635107 is a deficient number, since it is larger than the sum of its proper divisors (519604905).

1040635107 is an frugal number, since it uses more digits than its factorization.

1040635107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427501 (or 1427486 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 1040635107 is about 32258.8764063474. The cubic root of 1040635107 is about 1013.3656005158.

Adding to 1040635107 its reverse (7015360401), we get a palindrome (8055995508).

The spelling of 1040635107 in words is "one billion, forty million, six hundred thirty-five thousand, one hundred seven".