1401140417 has 2 divisors, whose sum is σ = 1401140418. Its totient is φ = 1401140416.

The previous prime is 1401140401. The next prime is 1401140467. The reversal of 1401140417 is 7140411041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1317399616 + 83740801 = 36296^2 + 9151^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401140417 - 2⁴ = 1401140401 is a prime.

It is a super-3 number, since 3×1401140417³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1401140392 and 1401140401.

It is not a weakly prime, because it can be changed into another prime (1401140467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700570208 + 700570209.

It is an arithmetic number, because the mean of its divisors is an integer number (700570209).

Almost surely, 2^1401140417 is an apocalyptic number.

It is an amenable number.

1401140417 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401140417 is an equidigital number, since it uses as much as digits as its factorization.

1401140417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 1401140417 is about 37431.8102287346. The cubic root of 1401140417 is about 1118.9926148520.

Adding to 1401140417 its reverse (7140411041), we get a palindrome (8541551458).

The spelling of 1401140417 in words is "one billion, four hundred one million, one hundred forty thousand, four hundred seventeen".