2011415402 has 16 divisors (see below), whose sum is σ = 3086844552. Its totient is φ = 982625280.

The previous prime is 2011415347. The next prime is 2011415473. The reversal of 2011415402 is 2045141102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1706598721 + 304816681 = 41311^2 + 17459^2 .

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, 13823 + ... + 64914.

Almost surely, 2^2011415402 is an apocalyptic number.

2011415402 is a deficient number, since it is larger than the sum of its proper divisors (1075429150).

2011415402 is a wasteful number, since it uses less digits than its factorization.

2011415402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79033.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 2011415402 is about 44848.8060264708. The cubic root of 2011415402 is about 1262.3135879003.

Adding to 2011415402 its reverse (2045141102), we get a palindrome (4056556504).

The spelling of 2011415402 in words is "two billion, eleven million, four hundred fifteen thousand, four hundred two".