40783107 has 4 divisors (see below), whose sum is σ = 54377480. Its totient is φ = 27188736.

The previous prime is 40783103. The next prime is 40783111. The reversal of 40783107 is 70138704.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40783103) and next prime (40783111).

It is not a de Polignac number, because 40783107 - 2² = 40783103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40783103) 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, 6797182 + ... + 6797187.

It is an arithmetic number, because the mean of its divisors is an integer number (13594370).

Almost surely, 2^40783107 is an apocalyptic number.

40783107 is a deficient number, since it is larger than the sum of its proper divisors (13594373).

40783107 is a wasteful number, since it uses less digits than its factorization.

40783107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13594372.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 40783107 is about 6386.1652812936. The cubic root of 40783107 is about 344.2126046265.

The spelling of 40783107 in words is "forty million, seven hundred eighty-three thousand, one hundred seven".