1401171602 has 8 divisors (see below), whose sum is σ = 2102029056. Its totient is φ = 700495252.

The previous prime is 1401171601. The next prime is 1401171617. The reversal of 1401171602 is 2061711041.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1401171601) 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, 23918 + ... + 58089.

It is an arithmetic number, because the mean of its divisors is an integer number (262753632).

Almost surely, 2^1401171602 is an apocalyptic number.

1401171602 is a deficient number, since it is larger than the sum of its proper divisors (700857454).

1401171602 is an equidigital number, since it uses as much as digits as its factorization.

1401171602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90552.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 1401171602 is about 37432.2267838824. The cubic root of 1401171602 is about 1119.0009165481. Note that the first 3 decimals are identical.

Adding to 1401171602 its reverse (2061711041), we get a palindrome (3462882643).

The spelling of 1401171602 in words is "one billion, four hundred one million, one hundred seventy-one thousand, six hundred two".