2137018453 has 2 divisors, whose sum is σ = 2137018454. Its totient is φ = 2137018452.

The previous prime is 2137018451. The next prime is 2137018463. The reversal of 2137018453 is 3548107312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1177381969 + 959636484 = 34313^2 + 30978^2 .

It is a cyclic number.

It is not a de Polignac number, because 2137018453 - 2¹ = 2137018451 is a prime.

Together with 2137018451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2137018451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068509226 + 1068509227.

It is an arithmetic number, because the mean of its divisors is an integer number (1068509227).

Almost surely, 2^2137018453 is an apocalyptic number.

It is an amenable number.

2137018453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2137018453 is an equidigital number, since it uses as much as digits as its factorization.

2137018453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 2137018453 is about 46227.8969130113. The cubic root of 2137018453 is about 1288.0599913948.

The spelling of 2137018453 in words is "two billion, one hundred thirty-seven million, eighteen thousand, four hundred fifty-three".