51941953 has 16 divisors (see below), whose sum is σ = 66165120. Its totient is φ = 39695616.

The previous prime is 51941941. The next prime is 51941971. The reversal of 51941953 is 35914915.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 51941953 - 2⁹ = 51941441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51941983) 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, 9226 + ... + 13747.

It is an arithmetic number, because the mean of its divisors is an integer number (4135320).

Almost surely, 2^51941953 is an apocalyptic number.

It is an amenable number.

51941953 is a deficient number, since it is larger than the sum of its proper divisors (14223167).

51941953 is a wasteful number, since it uses less digits than its factorization.

51941953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23016.

The product of its digits is 24300, while the sum is 37.

The square root of 51941953 is about 7207.0765917950. The cubic root of 51941953 is about 373.1121786664.

The spelling of 51941953 in words is "fifty-one million, nine hundred forty-one thousand, nine hundred fifty-three".