40070711 has 4 divisors (see below), whose sum is σ = 41002632. Its totient is φ = 39138792.

The previous prime is 40070707. The next prime is 40070713. The reversal of 40070711 is 11707004.

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 40070711 - 2² = 40070707 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 (40070713) 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, 465896 + ... + 465981.

It is an arithmetic number, because the mean of its divisors is an integer number (10250658).

Almost surely, 2^40070711 is an apocalyptic number.

40070711 is a deficient number, since it is larger than the sum of its proper divisors (931921).

40070711 is an equidigital number, since it uses as much as digits as its factorization.

40070711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931920.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 40070711 is about 6330.1430473568. The cubic root of 40070711 is about 342.1965942177.

Adding to 40070711 its reverse (11707004), we get a palindrome (51777715).

The spelling of 40070711 in words is "forty million, seventy thousand, seven hundred eleven".