20453514337 has 2 divisors, whose sum is σ = 20453514338. Its totient is φ = 20453514336.

The previous prime is 20453514251. The next prime is 20453514353. The reversal of 20453514337 is 73341535402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16367620096 + 4085894241 = 127936^2 + 63921^2 .

It is a cyclic number.

It is not a de Polignac number, because 20453514337 - 2²⁷ = 20319296609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20453514296 and 20453514305.

It is not a weakly prime, because it can be changed into another prime (20453514437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10226757168 + 10226757169.

It is an arithmetic number, because the mean of its divisors is an integer number (10226757169).

Almost surely, 2^20453514337 is an apocalyptic number.

It is an amenable number.

20453514337 is a deficient number, since it is larger than the sum of its proper divisors (1).

20453514337 is an equidigital number, since it uses as much as digits as its factorization.

20453514337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 37.

The spelling of 20453514337 in words is "twenty billion, four hundred fifty-three million, five hundred fourteen thousand, three hundred thirty-seven".