40112907 has 4 divisors (see below), whose sum is σ = 53483880. Its totient is φ = 26741936.

The previous prime is 40112903. The next prime is 40112939. The reversal of 40112907 is 70921104.

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

It is a cyclic number.

It is not a de Polignac number, because 40112907 - 2² = 40112903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40112903) 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, 6685482 + ... + 6685487.

It is an arithmetic number, because the mean of its divisors is an integer number (13370970).

Almost surely, 2^40112907 is an apocalyptic number.

40112907 is a deficient number, since it is larger than the sum of its proper divisors (13370973).

40112907 is a wasteful number, since it uses less digits than its factorization.

40112907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13370972.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 40112907 is about 6333.4751124481. The cubic root of 40112907 is about 342.3166674724.

The spelling of 40112907 in words is "forty million, one hundred twelve thousand, nine hundred seven".