13454520451 has 2 divisors, whose sum is σ = 13454520452. Its totient is φ = 13454520450.

The previous prime is 13454520439. The next prime is 13454520479. The reversal of 13454520451 is 15402545431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13454520451 - 2¹³ = 13454512259 is a prime.

It is not a weakly prime, because it can be changed into another prime (13454520491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6727260225 + 6727260226.

It is an arithmetic number, because the mean of its divisors is an integer number (6727260226).

Almost surely, 2^13454520451 is an apocalyptic number.

13454520451 is a deficient number, since it is larger than the sum of its proper divisors (1).

13454520451 is an equidigital number, since it uses as much as digits as its factorization.

13454520451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 13454520451 in words is "thirteen billion, four hundred fifty-four million, five hundred twenty thousand, four hundred fifty-one".