1401145514 has 8 divisors (see below), whose sum is σ = 2121000420. Its totient is φ = 694145376.

The previous prime is 1401145463. The next prime is 1401145547. The reversal of 1401145514 is 4155411041.

It can be written as a sum of positive squares in 2 ways, for example, as 1361241025 + 39904489 = 36895^2 + 6317^2 .

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

It is a Curzon 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, 3213419 + ... + 3213854.

Almost surely, 2^1401145514 is an apocalyptic number.

1401145514 is a deficient number, since it is larger than the sum of its proper divisors (719854906).

1401145514 is a wasteful number, since it uses less digits than its factorization.

1401145514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6427384.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 1401145514 is about 37431.8783124759. The cubic root of 1401145514 is about 1118.9939717225.

Adding to 1401145514 its reverse (4155411041), we get a palindrome (5556556555).

The spelling of 1401145514 in words is "one billion, four hundred one million, one hundred forty-five thousand, five hundred fourteen".