1601226707 has 2 divisors, whose sum is σ = 1601226708. Its totient is φ = 1601226706.

The previous prime is 1601226703. The next prime is 1601226721. The reversal of 1601226707 is 7076221061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1601226707 - 2² = 1601226703 is a prime.

It is not a weakly prime, because it can be changed into another prime (1601226701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800613353 + 800613354.

It is an arithmetic number, because the mean of its divisors is an integer number (800613354).

Almost surely, 2^1601226707 is an apocalyptic number.

1601226707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1601226707 is an equidigital number, since it uses as much as digits as its factorization.

1601226707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 1601226707 is about 40015.3308995440. The cubic root of 1601226707 is about 1169.9059283462.

Adding to 1601226707 its reverse (7076221061), we get a palindrome (8677447768).

The spelling of 1601226707 in words is "one billion, six hundred one million, two hundred twenty-six thousand, seven hundred seven".