1401044451 has 8 divisors (see below), whose sum is σ = 1868267520. Its totient is φ = 933925512.

The previous prime is 1401044413. The next prime is 1401044459. The reversal of 1401044451 is 1544401041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1401044451 - 2²⁶ = 1333935587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1401044459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14286 + ... + 54828.

It is an arithmetic number, because the mean of its divisors is an integer number (233533440).

Almost surely, 2^1401044451 is an apocalyptic number.

1401044451 is a deficient number, since it is larger than the sum of its proper divisors (467223069).

1401044451 is a wasteful number, since it uses less digits than its factorization.

1401044451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52065.

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 1401044451 is about 37430.5283291593. The cubic root of 1401044451 is about 1118.9670671634.

Adding to 1401044451 its reverse (1544401041), we get a palindrome (2945445492).

The spelling of 1401044451 in words is "one billion, four hundred one million, forty-four thousand, four hundred fifty-one".