42601513 has 2 divisors, whose sum is σ = 42601514. Its totient is φ = 42601512.

The previous prime is 42601483. The next prime is 42601523. The reversal of 42601513 is 31510624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42549529 + 51984 = 6523^2 + 228^2 .

It is a cyclic number.

It is not a de Polignac number, because 42601513 - 2¹³ = 42593321 is a prime.

It is not a weakly prime, because it can be changed into another prime (42601523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21300756 + 21300757.

It is an arithmetic number, because the mean of its divisors is an integer number (21300757).

Almost surely, 2^42601513 is an apocalyptic number.

It is an amenable number.

42601513 is a deficient number, since it is larger than the sum of its proper divisors (1).

42601513 is an equidigital number, since it uses as much as digits as its factorization.

42601513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 42601513 is about 6526.9834533267. The cubic root of 42601513 is about 349.2542297492.

The spelling of 42601513 in words is "forty-two million, six hundred one thousand, five hundred thirteen".