20240012453 has 2 divisors, whose sum is σ = 20240012454. Its totient is φ = 20240012452.

The previous prime is 20240012423. The next prime is 20240012467. The reversal of 20240012453 is 35421004202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19874514529 + 365497924 = 140977^2 + 19118^2 .

It is a cyclic number.

It is not a de Polignac number, because 20240012453 - 2⁶ = 20240012389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20240012423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10120006226 + 10120006227.

It is an arithmetic number, because the mean of its divisors is an integer number (10120006227).

Almost surely, 2^20240012453 is an apocalyptic number.

It is an amenable number.

20240012453 is a deficient number, since it is larger than the sum of its proper divisors (1).

20240012453 is an equidigital number, since it uses as much as digits as its factorization.

20240012453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 20240012453 its reverse (35421004202), we get a palindrome (55661016655).

The spelling of 20240012453 in words is "twenty billion, two hundred forty million, twelve thousand, four hundred fifty-three".