11401135 has 16 divisors (see below), whose sum is σ = 14626656. Its totient is φ = 8501248.

The previous prime is 11401133. The next prime is 11401139. The reversal of 11401135 is 53110411.

It is a cyclic number.

It is not a de Polignac number, because 11401135 - 2¹ = 11401133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9012 + ... + 10198.

It is an arithmetic number, because the mean of its divisors is an integer number (914166).

Almost surely, 2^11401135 is an apocalyptic number.

11401135 is a deficient number, since it is larger than the sum of its proper divisors (3225521).

11401135 is a wasteful number, since it uses less digits than its factorization.

11401135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 11401135 is about 3376.5566780376. The cubic root of 11401135 is about 225.0691803731.

Adding to 11401135 its reverse (53110411), we get a palindrome (64511546).

It can be divided in two parts, 11401 and 135, that multiplied together give a triangular number (1539135 = T₁₇₅₄).

The spelling of 11401135 in words is "eleven million, four hundred one thousand, one hundred thirty-five".