42011707 has 2 divisors, whose sum is σ = 42011708. Its totient is φ = 42011706.

The previous prime is 42011701. The next prime is 42011773. The reversal of 42011707 is 70711024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42011707 - 2⁷ = 42011579 is a prime.

It is not a weakly prime, because it can be changed into another prime (42011701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21005853 + 21005854.

It is an arithmetic number, because the mean of its divisors is an integer number (21005854).

Almost surely, 2^42011707 is an apocalyptic number.

42011707 is a deficient number, since it is larger than the sum of its proper divisors (1).

42011707 is an equidigital number, since it uses as much as digits as its factorization.

42011707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 42011707 is about 6481.6438501356. The cubic root of 42011707 is about 347.6349581899.

The spelling of 42011707 in words is "forty-two million, eleven thousand, seven hundred seven".