20035051237 has 2 divisors, whose sum is σ = 20035051238. Its totient is φ = 20035051236.

The previous prime is 20035051229. The next prime is 20035051247. The reversal of 20035051237 is 73215053002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18948623716 + 1086427521 = 137654^2 + 32961^2 .

It is a cyclic number.

It is not a de Polignac number, because 20035051237 - 2³ = 20035051229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20035051247) 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, 10017525618 + 10017525619.

It is an arithmetic number, because the mean of its divisors is an integer number (10017525619).

Almost surely, 2^20035051237 is an apocalyptic number.

It is an amenable number.

20035051237 is a deficient number, since it is larger than the sum of its proper divisors (1).

20035051237 is an equidigital number, since it uses as much as digits as its factorization.

20035051237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 28.

The spelling of 20035051237 in words is "twenty billion, thirty-five million, fifty-one thousand, two hundred thirty-seven".