60993397 has 2 divisors, whose sum is σ = 60993398. Its totient is φ = 60993396.

The previous prime is 60993379. The next prime is 60993403. The reversal of 60993397 is 79339906.

Together with previous prime (60993379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58844241 + 2149156 = 7671^2 + 1466^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60993397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60993347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30496698 + 30496699.

It is an arithmetic number, because the mean of its divisors is an integer number (30496699).

Almost surely, 2^60993397 is an apocalyptic number.

It is an amenable number.

60993397 is a deficient number, since it is larger than the sum of its proper divisors (1).

60993397 is an equidigital number, since it uses as much as digits as its factorization.

60993397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 275562, while the sum is 46.

The square root of 60993397 is about 7809.8269507077. The cubic root of 60993397 is about 393.6355141415.

The spelling of 60993397 in words is "sixty million, nine hundred ninety-three thousand, three hundred ninety-seven".