102003201437 has 2 divisors, whose sum is σ = 102003201438. Its totient is φ = 102003201436.

The previous prime is 102003201427. The next prime is 102003201479. The reversal of 102003201437 is 734102300201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76783855801 + 25219345636 = 277099^2 + 158806^2 .

It is an emirp because it is prime and its reverse (734102300201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102003201437 - 2¹⁰ = 102003200413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102003201427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51001600718 + 51001600719.

It is an arithmetic number, because the mean of its divisors is an integer number (51001600719).

Almost surely, 2^102003201437 is an apocalyptic number.

It is an amenable number.

102003201437 is a deficient number, since it is larger than the sum of its proper divisors (1).

102003201437 is an equidigital number, since it uses as much as digits as its factorization.

102003201437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 102003201437 its reverse (734102300201), we get a palindrome (836105501638).

The spelling of 102003201437 in words is "one hundred two billion, three million, two hundred one thousand, four hundred thirty-seven".