134654551 has 2 divisors, whose sum is σ = 134654552. Its totient is φ = 134654550.

The previous prime is 134654521. The next prime is 134654557. The reversal of 134654551 is 155456431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134654551 - 2¹¹ = 134652503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134654557) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67327275 + 67327276.

It is an arithmetic number, because the mean of its divisors is an integer number (67327276).

Almost surely, 2^134654551 is an apocalyptic number.

134654551 is the 5190-th centered decagonal number.

134654551 is a deficient number, since it is larger than the sum of its proper divisors (1).

134654551 is an equidigital number, since it uses as much as digits as its factorization.

134654551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 34.

The square root of 134654551 is about 11604.0747584631. The cubic root of 134654551 is about 512.5548476696.

It can be divided in two parts, 13 and 4654551, that added together give a palindrome (4654564).

The spelling of 134654551 in words is "one hundred thirty-four million, six hundred fifty-four thousand, five hundred fifty-one".