40713047 has 4 divisors (see below), whose sum is σ = 41380536. Its totient is φ = 40045560.

The previous prime is 40713037. The next prime is 40713107. The reversal of 40713047 is 74031704.

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 40713047 - 2⁴ = 40713031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40713007) 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, 333653 + ... + 333774.

It is an arithmetic number, because the mean of its divisors is an integer number (10345134).

Almost surely, 2^40713047 is an apocalyptic number.

40713047 is a deficient number, since it is larger than the sum of its proper divisors (667489).

40713047 is an equidigital number, since it uses as much as digits as its factorization.

40713047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667488.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 40713047 is about 6380.6776285909. The cubic root of 40713047 is about 344.0153876973.

The spelling of 40713047 in words is "forty million, seven hundred thirteen thousand, forty-seven".