653452451 has 2 divisors, whose sum is σ = 653452452. Its totient is φ = 653452450.

The previous prime is 653452439. The next prime is 653452453. The reversal of 653452451 is 154254356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 653452451 - 2²² = 649258147 is a prime.

Together with 653452453, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (653452453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326726225 + 326726226.

It is an arithmetic number, because the mean of its divisors is an integer number (326726226).

Almost surely, 2^653452451 is an apocalyptic number.

653452451 is a deficient number, since it is larger than the sum of its proper divisors (1).

653452451 is an equidigital number, since it uses as much as digits as its factorization.

653452451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72000, while the sum is 35.

The square root of 653452451 is about 25562.7160333170. The cubic root of 653452451 is about 867.7700636635.

It can be divided in two parts, 6534 and 52451, that added together give a palindrome (58985).

The spelling of 653452451 in words is "six hundred fifty-three million, four hundred fifty-two thousand, four hundred fifty-one".