42603047 has 2 divisors, whose sum is σ = 42603048. Its totient is φ = 42603046.

The previous prime is 42603031. The next prime is 42603091. The reversal of 42603047 is 74030624.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42603047 - 2⁴ = 42603031 is a prime.

It is a super-2 number, since 2×42603047² = 3630039227368418, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42603347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21301523 + 21301524.

It is an arithmetic number, because the mean of its divisors is an integer number (21301524).

Almost surely, 2^42603047 is an apocalyptic number.

42603047 is a deficient number, since it is larger than the sum of its proper divisors (1).

42603047 is an equidigital number, since it uses as much as digits as its factorization.

42603047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 42603047 is about 6527.1009644405. The cubic root of 42603047 is about 349.2584216939.

The spelling of 42603047 in words is "forty-two million, six hundred three thousand, forty-seven".