601236397 has 2 divisors, whose sum is σ = 601236398. Its totient is φ = 601236396.

The previous prime is 601236371. The next prime is 601236407. The reversal of 601236397 is 793632106.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 370986121 + 230250276 = 19261^2 + 15174^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-601236397 is a prime.

It is a super-2 number, since 2×601236397² = 722970410155083218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (611236397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300618198 + 300618199.

It is an arithmetic number, because the mean of its divisors is an integer number (300618199).

Almost surely, 2^601236397 is an apocalyptic number.

It is an amenable number.

601236397 is a deficient number, since it is larger than the sum of its proper divisors (1).

601236397 is an equidigital number, since it uses as much as digits as its factorization.

601236397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 601236397 is about 24520.1222876233. The cubic root of 601236397 is about 844.0116109339.

The spelling of 601236397 in words is "six hundred one million, two hundred thirty-six thousand, three hundred ninety-seven".