68061403 has 2 divisors, whose sum is σ = 68061404. Its totient is φ = 68061402.

The previous prime is 68061377. The next prime is 68061407. The reversal of 68061403 is 30416086.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68061403 - 2¹³ = 68053211 is a prime.

It is not a weakly prime, because it can be changed into another prime (68061407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34030701 + 34030702.

It is an arithmetic number, because the mean of its divisors is an integer number (34030702).

Almost surely, 2^68061403 is an apocalyptic number.

68061403 is a deficient number, since it is larger than the sum of its proper divisors (1).

68061403 is an equidigital number, since it uses as much as digits as its factorization.

68061403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 68061403 is about 8249.9335148836. The cubic root of 68061403 is about 408.2883290490.

Adding to 68061403 its reverse (30416086), we get a palindrome (98477489).

The spelling of 68061403 in words is "sixty-eight million, sixty-one thousand, four hundred three".