1234642601 has 2 divisors, whose sum is σ = 1234642602. Its totient is φ = 1234642600.

The previous prime is 1234642597. The next prime is 1234642613. The reversal of 1234642601 is 1062464321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 830592400 + 404050201 = 28820^2 + 20101^2 .

It is an emirp because it is prime and its reverse (1062464321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1234642601 - 2² = 1234642597 is a prime.

It is not a weakly prime, because it can be changed into another prime (1234642631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617321300 + 617321301.

It is an arithmetic number, because the mean of its divisors is an integer number (617321301).

Almost surely, 2^1234642601 is an apocalyptic number.

It is an amenable number.

1234642601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234642601 is an equidigital number, since it uses as much as digits as its factorization.

1234642601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 1234642601 is about 35137.4814265337. The cubic root of 1234642601 is about 1072.7876190079.

The spelling of 1234642601 in words is "one billion, two hundred thirty-four million, six hundred forty-two thousand, six hundred one".