4121954 has 4 divisors (see below), whose sum is σ = 6182934. Its totient is φ = 2060976.

The previous prime is 4121941. The next prime is 4121959. The reversal of 4121954 is 4591214.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4108729 + 13225 = 2027^2 + 115^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4121959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030487 + ... + 1030490.

Almost surely, 2^4121954 is an apocalyptic number.

4121954 is a deficient number, since it is larger than the sum of its proper divisors (2060980).

4121954 is a wasteful number, since it uses less digits than its factorization.

4121954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060979.

The product of its digits is 1440, while the sum is 26.

The square root of 4121954 is about 2030.2595893136. The cubic root of 4121954 is about 160.3372314275.

The spelling of 4121954 in words is "four million, one hundred twenty-one thousand, nine hundred fifty-four".