52921541 has 2 divisors, whose sum is σ = 52921542. Its totient is φ = 52921540.

The previous prime is 52921537. The next prime is 52921553. The reversal of 52921541 is 14512925.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49420900 + 3500641 = 7030^2 + 1871^2 .

It is a cyclic number.

It is not a de Polignac number, because 52921541 - 2² = 52921537 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52921501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26460770 + 26460771.

It is an arithmetic number, because the mean of its divisors is an integer number (26460771).

Almost surely, 2^52921541 is an apocalyptic number.

It is an amenable number.

52921541 is a deficient number, since it is larger than the sum of its proper divisors (1).

52921541 is an equidigital number, since it uses as much as digits as its factorization.

52921541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 29.

The square root of 52921541 is about 7274.7193072998. The cubic root of 52921541 is about 375.4431288992.

The spelling of 52921541 in words is "fifty-two million, nine hundred twenty-one thousand, five hundred forty-one".