1428537601 has 2 divisors, whose sum is σ = 1428537602. Its totient is φ = 1428537600.

The previous prime is 1428537587. The next prime is 1428537647. The reversal of 1428537601 is 1067358241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1254930625 + 173606976 = 35425^2 + 13176^2 .

It is a cyclic number.

It is not a de Polignac number, because 1428537601 - 2¹³ = 1428529409 is a prime.

It is not a weakly prime, because it can be changed into another prime (1428537661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714268800 + 714268801.

It is an arithmetic number, because the mean of its divisors is an integer number (714268801).

Almost surely, 2^1428537601 is an apocalyptic number.

It is an amenable number.

1428537601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1428537601 is an equidigital number, since it uses as much as digits as its factorization.

1428537601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 1428537601 is about 37795.9998015663. Note that the first 3 decimals coincide. The cubic root of 1428537601 is about 1126.2389907863.

The spelling of 1428537601 in words is "one billion, four hundred twenty-eight million, five hundred thirty-seven thousand, six hundred one".