63261141 has 4 divisors (see below), whose sum is σ = 84348192. Its totient is φ = 42174092.

The previous prime is 63261119. The next prime is 63261161. The reversal of 63261141 is 14116236.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63261141 - 2¹³ = 63252949 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63261101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10543521 + ... + 10543526.

It is an arithmetic number, because the mean of its divisors is an integer number (21087048).

Almost surely, 2^63261141 is an apocalyptic number.

It is an amenable number.

63261141 is a deficient number, since it is larger than the sum of its proper divisors (21087051).

63261141 is a wasteful number, since it uses less digits than its factorization.

63261141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21087050.

The product of its digits is 864, while the sum is 24.

The square root of 63261141 is about 7953.6872581212. The cubic root of 63261141 is about 398.4547485989.

Adding to 63261141 its reverse (14116236), we get a palindrome (77377377).

The spelling of 63261141 in words is "sixty-three million, two hundred sixty-one thousand, one hundred forty-one".