40113347 has 4 divisors (see below), whose sum is σ = 40166280. Its totient is φ = 40060416.

The previous prime is 40113341. The next prime is 40113373. The reversal of 40113347 is 74331104.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40113347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40113341) 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, 25313 + ... + 26850.

It is an arithmetic number, because the mean of its divisors is an integer number (10041570).

Almost surely, 2^40113347 is an apocalyptic number.

40113347 is a deficient number, since it is larger than the sum of its proper divisors (52933).

40113347 is an equidigital number, since it uses as much as digits as its factorization.

40113347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52932.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 40113347 is about 6333.5098484174. The cubic root of 40113347 is about 342.3179190960.

The spelling of 40113347 in words is "forty million, one hundred thirteen thousand, three hundred forty-seven".