1401252344 has 16 divisors (see below), whose sum is σ = 2628947400. Its totient is φ = 700199712.

The previous prime is 1401252323. The next prime is 1401252361. The reversal of 1401252344 is 4432521041.

It is a congruent number.

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, 39122 + ... + 65825.

Almost surely, 2^1401252344 is an apocalyptic number.

It is an amenable number.

1401252344 is a deficient number, since it is larger than the sum of its proper divisors (1227695056).

1401252344 is a wasteful number, since it uses less digits than its factorization.

1401252344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106622 (or 106618 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1401252344 is about 37433.3052775199. The cubic root of 1401252344 is about 1119.0224101411.

Adding to 1401252344 its reverse (4432521041), we get a palindrome (5833773385).

The spelling of 1401252344 in words is "one billion, four hundred one million, two hundred fifty-two thousand, three hundred forty-four".