10011954 has 16 divisors (see below), whose sum is σ = 20512800. Its totient is φ = 3255840.

The previous prime is 10011919. The next prime is 10011959. The reversal of 10011954 is 45911001.

It is a self number, because there is not a number n which added to its sum of digits gives 10011954.

It is not an unprimeable number, because it can be changed into a prime (10011959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20104 + ... + 20595.

It is an arithmetic number, because the mean of its divisors is an integer number (1282050).

Almost surely, 2^10011954 is an apocalyptic number.

10011954 is an abundant number, since it is smaller than the sum of its proper divisors (10500846).

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

10011954 is a wasteful number, since it uses less digits than its factorization.

10011954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40745.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 10011954 is about 3164.1671890088. The cubic root of 10011954 is about 215.5292818597.

Adding to 10011954 its reverse (45911001), we get a palindrome (55922955).

The spelling of 10011954 in words is "ten million, eleven thousand, nine hundred fifty-four".