134400555 has 24 divisors (see below), whose sum is σ = 246665952. Its totient is φ = 67463424.

The previous prime is 134400551. The next prime is 134400557. The reversal of 134400555 is 555004431.

It is not a de Polignac number, because 134400555 - 2² = 134400551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134400551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87079 + ... + 88608.

It is an arithmetic number, because the mean of its divisors is an integer number (10277748).

Almost surely, 2^134400555 is an apocalyptic number.

134400555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

134400555 is a deficient number, since it is larger than the sum of its proper divisors (112265397).

134400555 is a wasteful number, since it uses less digits than its factorization.

134400555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175715 (or 175712 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 134400555 is about 11593.1253335759. The cubic root of 134400555 is about 512.2323710748.

Adding to 134400555 its reverse (555004431), we get a palindrome (689404986).

It can be divided in two parts, 134 and 400555, that added together give a square (400689 = 633²).

The spelling of 134400555 in words is "one hundred thirty-four million, four hundred thousand, five hundred fifty-five".