1401465044 has 12 divisors (see below), whose sum is σ = 2802930144. Its totient is φ = 600627864.

The previous prime is 1401465041. The next prime is 1401465059. The reversal of 1401465044 is 4405641041.

1401465044 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1401464998 and 1401465016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401465041) 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 3 ways as a sum of consecutive naturals, for example, 25026134 + ... + 25026189.

It is an arithmetic number, because the mean of its divisors is an integer number (233577512).

Almost surely, 2^1401465044 is an apocalyptic number.

1401465044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1401465044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1401465044 is a wasteful number, since it uses less digits than its factorization.

1401465044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50052334 (or 50052332 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 1401465044 is about 37436.1462226015. The cubic root of 1401465044 is about 1119.0790271203.

The spelling of 1401465044 in words is "one billion, four hundred one million, four hundred sixty-five thousand, forty-four".