11901383 has 16 divisors (see below), whose sum is σ = 13342560. Its totient is φ = 10544256.

The previous prime is 11901371. The next prime is 11901389. The reversal of 11901383 is 38310911.

It is a cyclic number.

It is not a de Polignac number, because 11901383 - 2¹⁶ = 11835847 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 (11901389) 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, 52316 + ... + 52542.

It is an arithmetic number, because the mean of its divisors is an integer number (833910).

Almost surely, 2^11901383 is an apocalyptic number.

11901383 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11901383 is a deficient number, since it is larger than the sum of its proper divisors (1441177).

11901383 is a wasteful number, since it uses less digits than its factorization.

11901383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 11901383 is about 3449.8381121438. The cubic root of 11901383 is about 228.3139654779.

The spelling of 11901383 in words is "eleven million, nine hundred one thousand, three hundred eighty-three".