13544142551 has 2 divisors, whose sum is σ = 13544142552. Its totient is φ = 13544142550.

The previous prime is 13544142473. The next prime is 13544142589. The reversal of 13544142551 is 15524144531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13544142551 - 2¹⁸ = 13543880407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13544142151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6772071275 + 6772071276.

It is an arithmetic number, because the mean of its divisors is an integer number (6772071276).

Almost surely, 2^13544142551 is an apocalyptic number.

13544142551 is a deficient number, since it is larger than the sum of its proper divisors (1).

13544142551 is an equidigital number, since it uses as much as digits as its factorization.

13544142551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48000, while the sum is 35.

The spelling of 13544142551 in words is "thirteen billion, five hundred forty-four million, one hundred forty-two thousand, five hundred fifty-one".