134403550 has 24 divisors (see below), whose sum is σ = 255314016. Its totient is φ = 52616640.

The previous prime is 134403523. The next prime is 134403551. The reversal of 134403550 is 55304431.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134403551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26247 + ... + 30946.

It is an arithmetic number, because the mean of its divisors is an integer number (10638084).

Almost surely, 2^134403550 is an apocalyptic number.

134403550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134403550 is a deficient number, since it is larger than the sum of its proper divisors (120910466).

134403550 is a wasteful number, since it uses less digits than its factorization.

134403550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57252 (or 57247 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 134403550 is about 11593.2545042365. The cubic root of 134403550 is about 512.2361759315.

Adding to 134403550 its reverse (55304431), we get a palindrome (189707981).

The spelling of 134403550 in words is "one hundred thirty-four million, four hundred three thousand, five hundred fifty".