201387029 has 2 divisors, whose sum is σ = 201387030. Its totient is φ = 201387028.

The previous prime is 201387019. The next prime is 201387077. The reversal of 201387029 is 920783102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108784900 + 92602129 = 10430^2 + 9623^2 .

It is a cyclic number.

It is not a de Polignac number, because 201387029 - 2⁴ = 201387013 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 201386986 and 201387004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201387019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100693514 + 100693515.

It is an arithmetic number, because the mean of its divisors is an integer number (100693515).

Almost surely, 2^201387029 is an apocalyptic number.

It is an amenable number.

201387029 is a deficient number, since it is larger than the sum of its proper divisors (1).

201387029 is an equidigital number, since it uses as much as digits as its factorization.

201387029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 201387029 is about 14191.0897749257. The cubic root of 201387029 is about 586.1523335558.

The spelling of 201387029 in words is "two hundred one million, three hundred eighty-seven thousand, twenty-nine".