42601147 has 2 divisors, whose sum is σ = 42601148. Its totient is φ = 42601146.

The previous prime is 42601123. The next prime is 42601151. The reversal of 42601147 is 74110624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42601147 - 2²³ = 34212539 is a prime.

It is not a weakly prime, because it can be changed into another prime (42601157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21300573 + 21300574.

It is an arithmetic number, because the mean of its divisors is an integer number (21300574).

Almost surely, 2^42601147 is an apocalyptic number.

42601147 is a deficient number, since it is larger than the sum of its proper divisors (1).

42601147 is an equidigital number, since it uses as much as digits as its factorization.

42601147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 42601147 is about 6526.9554158122. The cubic root of 42601147 is about 349.2532295703.

The spelling of 42601147 in words is "forty-two million, six hundred one thousand, one hundred forty-seven".