601205431 has 2 divisors, whose sum is σ = 601205432. Its totient is φ = 601205430.

The previous prime is 601205419. The next prime is 601205471. The reversal of 601205431 is 134502106.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 601205431 - 2²⁵ = 567650999 is a prime.

It is a super-2 number, since 2×601205431² = 722895940527791522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (601205471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300602715 + 300602716.

It is an arithmetic number, because the mean of its divisors is an integer number (300602716).

Almost surely, 2^601205431 is an apocalyptic number.

601205431 is a deficient number, since it is larger than the sum of its proper divisors (1).

601205431 is an equidigital number, since it uses as much as digits as its factorization.

601205431 is an evil number, because the sum of its binary digits is even.

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

The square root of 601205431 is about 24519.4908389224. The cubic root of 601205431 is about 843.9971207310.

Adding to 601205431 its reverse (134502106), we get a palindrome (735707537).

The spelling of 601205431 in words is "six hundred one million, two hundred five thousand, four hundred thirty-one".