1402011344 has 20 divisors (see below), whose sum is σ = 2717015460. Its totient is φ = 700846080.

The previous prime is 1402011343. The next prime is 1402011361. The reversal of 1402011344 is 4431102041.

It can be written as a sum of positive squares in 2 ways, for example, as 740492944 + 661518400 = 27212^2 + 25720^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402011343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97754 + ... + 111174.

It is an arithmetic number, because the mean of its divisors is an integer number (135850773).

Almost surely, 2^1402011344 is an apocalyptic number.

It is an amenable number.

1402011344 is a deficient number, since it is larger than the sum of its proper divisors (1315004116).

1402011344 is a wasteful number, since it uses less digits than its factorization.

1402011344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19958 (or 19952 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1402011344 is about 37443.4419358050. The cubic root of 1402011344 is about 1119.2244162748.

Adding to 1402011344 its reverse (4431102041), we get a palindrome (5833113385).

The spelling of 1402011344 in words is "one billion, four hundred two million, eleven thousand, three hundred forty-four".