134311144 has 16 divisors (see below), whose sum is σ = 274727520. Its totient is φ = 61050480.

The previous prime is 134311129. The next prime is 134311153. The reversal of 134311144 is 441113431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 763044 + ... + 763219.

It is an arithmetic number, because the mean of its divisors is an integer number (17170470).

Almost surely, 2^134311144 is an apocalyptic number.

It is an amenable number.

134311144 is an abundant number, since it is smaller than the sum of its proper divisors (140416376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134311144 is a wasteful number, since it uses less digits than its factorization.

134311144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526280 (or 1526276 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

The square root of 134311144 is about 11589.2684842487. The cubic root of 134311144 is about 512.1187570391.

Adding to 134311144 its reverse (441113431), we get a palindrome (575424575).

The spelling of 134311144 in words is "one hundred thirty-four million, three hundred eleven thousand, one hundred forty-four".