2140004188453 has 2 divisors, whose sum is σ = 2140004188454. Its totient is φ = 2140004188452.

The previous prime is 2140004188397. The next prime is 2140004188459. The reversal of 2140004188453 is 3548814000412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2131036477249 + 8967711204 = 1459807^2 + 94698^2 .

It is a cyclic number.

It is not a de Polignac number, because 2140004188453 - 2⁹ = 2140004187941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2140004188459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070002094226 + 1070002094227.

It is an arithmetic number, because the mean of its divisors is an integer number (1070002094227).

Almost surely, 2^{2140004188453} is an apocalyptic number.

It is an amenable number.

2140004188453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140004188453 is an equidigital number, since it uses as much as digits as its factorization.

2140004188453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122880, while the sum is 40.

Adding to 2140004188453 its reverse (3548814000412), we get a palindrome (5688818188865).

The spelling of 2140004188453 in words is "two trillion, one hundred forty billion, four million, one hundred eighty-eight thousand, four hundred fifty-three".