20146120853 has 2 divisors, whose sum is σ = 20146120854. Its totient is φ = 20146120852.

The previous prime is 20146120847. The next prime is 20146120859. The reversal of 20146120853 is 35802164102.

It is a balanced prime because it is at equal distance from previous prime (20146120847) and next prime (20146120859).

It can be written as a sum of positive squares in only one way, i.e., 17956536004 + 2189584849 = 134002^2 + 46793^2 .

It is a cyclic number.

It is not a de Polignac number, because 20146120853 - 2¹⁶ = 20146055317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20146120859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10073060426 + 10073060427.

It is an arithmetic number, because the mean of its divisors is an integer number (10073060427).

Almost surely, 2^20146120853 is an apocalyptic number.

It is an amenable number.

20146120853 is a deficient number, since it is larger than the sum of its proper divisors (1).

20146120853 is an equidigital number, since it uses as much as digits as its factorization.

20146120853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 20146120853 its reverse (35802164102), we get a palindrome (55948284955).

The spelling of 20146120853 in words is "twenty billion, one hundred forty-six million, one hundred twenty thousand, eight hundred fifty-three".