1401118206 has 16 divisors (see below), whose sum is σ = 2967074064. Its totient is φ = 439566464.

The previous prime is 1401118139. The next prime is 1401118217. The reversal of 1401118206 is 6028111041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6868125 + ... + 6868328.

It is an arithmetic number, because the mean of its divisors is an integer number (185442129).

Almost surely, 2^1401118206 is an apocalyptic number.

1401118206 is an abundant number, since it is smaller than the sum of its proper divisors (1565955858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401118206 is a wasteful number, since it uses less digits than its factorization.

1401118206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13736475.

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 1401118206 is about 37431.5135413998. The cubic root of 1401118206 is about 1118.9867020312.

Adding to 1401118206 its reverse (6028111041), we get a palindrome (7429229247).

The spelling of 1401118206 in words is "one billion, four hundred one million, one hundred eighteen thousand, two hundred six".