1440332134 has 16 divisors (see below), whose sum is σ = 2202723072. Its totient is φ = 706109248.

The previous prime is 1440332099. The next prime is 1440332143. The reversal of 1440332134 is 4312330441.

It is a junction number, because it is equal to n+sod(n) for n = 1440332099 and 1440332108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199227 + ... + 206329.

It is an arithmetic number, because the mean of its divisors is an integer number (137670192).

Almost surely, 2^1440332134 is an apocalyptic number.

1440332134 is a deficient number, since it is larger than the sum of its proper divisors (762390938).

1440332134 is a wasteful number, since it uses less digits than its factorization.

1440332134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9071.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1440332134 is about 37951.7079194073. The cubic root of 1440332134 is about 1129.3300474444.

Adding to 1440332134 its reverse (4312330441), we get a palindrome (5752662575).

The spelling of 1440332134 in words is "one billion, four hundred forty million, three hundred thirty-two thousand, one hundred thirty-four".