42030707 has 2 divisors, whose sum is σ = 42030708. Its totient is φ = 42030706.

The previous prime is 42030697. The next prime is 42030743. The reversal of 42030707 is 70703024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42030707 - 2¹⁶ = 41965171 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42030757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21015353 + 21015354.

It is an arithmetic number, because the mean of its divisors is an integer number (21015354).

Almost surely, 2^42030707 is an apocalyptic number.

42030707 is a deficient number, since it is larger than the sum of its proper divisors (1).

42030707 is an equidigital number, since it uses as much as digits as its factorization.

42030707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 42030707 is about 6483.1093620268. The cubic root of 42030707 is about 347.6873568283.

The spelling of 42030707 in words is "forty-two million, thirty thousand, seven hundred seven".