1614135401 has 4 divisors (see below), whose sum is σ = 1614328404. Its totient is φ = 1613942400.

The previous prime is 1614135361. The next prime is 1614135403. The reversal of 1614135401 is 1045314161.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 491952400 + 1122183001 = 22180^2 + 33499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1614135401 is a prime.

It is a super-2 number, since 2×1614135401² = 5210866185522861602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1614135403) 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, 83360 + ... + 100881.

It is an arithmetic number, because the mean of its divisors is an integer number (403582101).

Almost surely, 2^1614135401 is an apocalyptic number.

It is an amenable number.

1614135401 is a deficient number, since it is larger than the sum of its proper divisors (193003).

1614135401 is an equidigital number, since it uses as much as digits as its factorization.

1614135401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193002.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1614135401 is about 40176.3039738600. The cubic root of 1614135401 is about 1173.0413485443.

Adding to 1614135401 its reverse (1045314161), we get a palindrome (2659449562).

The spelling of 1614135401 in words is "one billion, six hundred fourteen million, one hundred thirty-five thousand, four hundred one".